Company patents

CORNING INCORPORATED

CORNING INCORPORATED demonstrates a strong foundational patent strategy in "Glass & Glass-Ceramics" (39.7% of portfolio) and "Optical Elements & Systems" (16.5%), yet surprisingly, nearly all categories, including these core areas, show significant year-over-year declines in 2025 and so far in 2026, with "Glass & Glass-Ceramics" down 19.0% in 2025 and "Optical Elements & Systems" down 16.2% in 2025, suggesting a broad strategic shift away from aggressive patenting across its traditional strengths.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

2,267 US filings (since 2023) · 12 categories · 43 themes

Optical Glass Compositions

Novel glass formulations, often doped with rare-earth elements or specific metal oxides, designed to achieve desired optical properties such as refractive index, light transmittance, polarization, or amplification.

Glass & Glass-Ceramics
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509since 2023
-23.2%YoY
Glass Surface Functionalization

Application of coatings, layers, or chemical treatments to the surface of glass articles to impart specific functionalities such as UV blocking, anti-whitening, hydrophobicity, or adhesion for subsequent layers.

Glass & Glass-Ceramics
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485since 2023
-8.5%YoY
Thin & Flexible Glass Substrates

Manufacturing and processing techniques for producing ultra-thin glass articles, often with enhanced flexibility and mechanical properties, suitable for use as substrates in electronic displays, foldable devices, or other advanced electronics.

Glass & Glass-Ceramics
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481since 2023
-23.6%YoY
Glass-Ceramic Formation

Methods for producing glass-ceramic articles through controlled nucleation and crystallization processes, often involving specific thermal treatments to achieve desired microstructures and properties like strength or dimensional stability.

Glass & Glass-Ceramics
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360since 2023
-12.1%YoY
Chemically Strengthened Glass

Glass articles treated with ion exchange or other chemical processes to induce a surface compressive stress layer, enhancing mechanical strength, scratch resistance, and impact toughness.

Glass & Glass-Ceramics
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349since 2023
-19.6%YoY
Advanced Glazing & Optical Laminates

Layered glass or film structures designed to optimize optical (e.g., light transmission, reflection, diffusion) and/or thermal (e.g., insulation, heat reflection/absorption) performance in windows, displays, and lighting applications.

Layered Products (Laminates, Films)
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246since 2023
-21.7%YoY
Glass for Energy Storage

Development of specific glass compositions, such as phosphate glasses, for use as active materials or electrolytes in energy storage devices like metal-ion accumulators and batteries.

Glass & Glass-Ceramics
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204since 2023
-18.2%YoY
Ceramic Matrix Composite Manufacturing

Methods and processes for fabricating ceramic matrix composites (CMCs), including preform creation, infiltration techniques, and densification to form complex shapes with enhanced properties.

Cement & Ceramics
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114since 2023
-61.2%YoY
Advanced Display Backlight & Optics

Innovations in backlight units, optical films, and light management structures to enhance display performance, uniformity, viewing experience, or specific functionalities like touch.

Liquid Crystal & Optical Modulators
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102since 2023
-5.9%YoY
Device Enclosure & Material Engineering

Methods and materials used to construct robust and protective enclosures for electronic devices, focusing on structural integrity, impact resistance, thermal dissipation, and specialized material properties for enhanced durability.

Printed Circuits & Electronic AssembliesHardware Platform (Cooling, Power, Packaging)
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93since 2023
-40.5%YoY
Optical Fiber Sensing Systems

Systems and methods that utilize optical fibers as sensing elements or for transmitting sensing signals, often for distributed monitoring of environmental conditions, phase changes, or integrating sensing with communication.

Optical Elements & Systems
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90since 2023
-15.4%YoY
Specialized Culture Substrates & Scaffolds

Development of novel materials, surface patterns, or structural supports designed to enhance cell adhesion, proliferation, differentiation, or tissue formation, including hydrogels and patterned surfaces.

Bioreactors / Cell Culture Apparatus
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64since 2023
-65.6%YoY
Advanced Functional Ceramics

Ceramic materials and components engineered for specific functional applications, such as electronics, energy storage, wear resistance, or high-temperature heating elements.

Cement & Ceramics
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56since 2023
-45.0%YoY
Flexible/Foldable Device Structures

Engineering solutions for creating electronic devices with bendable, foldable, or stretchable form factors, often involving hinges, flexible displays, and sliding mechanisms to enable dynamic physical configurations.

Hardware Platform (Cooling, Power, Packaging)
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50since 2023
+28.6%YoY
3D Cell & Organoid Culture

Techniques and apparatus for cultivating cells in three-dimensional structures, including organoids, tissue models, and scaffolds, often involving microfluidics, specialized matrices, or mechanical stimulation to mimic in vivo conditions.

Bioreactors / Cell Culture Apparatus
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39since 2023
-47.1%YoY
Vacuum Insulated Glass Panels

Design and manufacturing of multi-pane glass units with an evacuated gap and specialized sealing technologies to provide superior thermal insulation for architectural or appliance applications.

Glass & Glass-Ceramics
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37since 2023
-20.0%YoY
Solid-State Battery Manufacturing

Process and equipment for producing solid-state battery cells, including solid electrolyte synthesis (sulfide/oxide/polymer), thin-film deposition, lamination, sintering, dry-electrode fabrication, and stacking under controlled atmosphere.

Batteries & Fuel Cells
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35since 2023
+10.0%YoY
Automated Bioreactor Control

Systems and methods for automated monitoring and dynamic adjustment of environmental parameters (e.g., pH, temperature, oxygen, nutrients) and fluid handling within bioreactors to optimize cell/tissue growth or product synthesis.

Bioreactors / Cell Culture Apparatus
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34since 2023
-77.8%YoY
Battery Electrode Coating & Slurry

Slurry compositions and coating processes for battery electrodes, including binder/active-material slurries, surface coating layers, and electrode-to-foil adhesion for cathode and anode.

Batteries & Fuel Cells
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33since 2023
0.0%YoY
Advanced Optical Imaging & Lens Design

Development of sophisticated optical lens assemblies and computational methods to achieve high-resolution, precise, or specialized imaging, often for medical or scientific applications.

Optical Elements & Systems
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27since 2023
-41.7%YoY
Flexible Electronic Films & Electrodes

Thin, multi-layered films and structures specifically designed for electronic applications, including flexible substrates for devices, display panel components, and active material layers for battery electrodes.

Layered Products (Laminates, Films)
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26since 2023
0.0%YoY
Metasurface & Diffractive Optics

Engineering of artificial subwavelength structures (meta-atoms) to create metasurfaces that manipulate light properties (phase, polarization, wavelength) for multi-functional optical devices.

Optical Elements & SystemsLiquid Crystal & Optical Modulators
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23since 2023
+100.0%YoY
Flexible and Printed Circuitry

Manufacturing processes and material compositions for creating electronic circuits on flexible or conformable substrates, enabling novel form factors, enhanced durability, and new applications beyond rigid PCBs.

Printed Circuits & Electronic Assemblies
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23since 2023
+28.6%YoY
Integrated Display & Illumination

Systems that combine light sources, waveguides, and display elements into unified products for backlighting, automotive applications, general lighting, or color-corrected displays.

Optical Elements & Systems
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22since 2023
0.0%YoY
Wearable Display Optics

Optical systems and components specifically designed for head-mounted displays, augmented reality (AR) glasses, and virtual reality (VR) headsets, focusing on image projection, waveguide integration, and display durability.

Optical Elements & Systems
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20since 2023
+20.0%YoY
Advanced Adsorbent & Separation Media

Development of materials with tailored porosity, surface chemistry, or structure, such as metal-organic frameworks (MOFs), zeolites, or superficially porous particles, for selective adsorption, ion exchange, or chromatographic separations.

Separation Processes (Filtration, Distillation)
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19since 2023
+40.0%YoY
Closed-System Fluid Transfer

Devices and adapters that enable the sterile and secure transfer of liquids, such as medications or diluents, between containers (vials, syringes, IV bags) while minimizing exposure to contaminants or air.

Pharmacy Containers / Devices
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16since 2023
+700.0%YoY
Bioreactor System Architecture

Innovations in the physical design and modularity of bioreactor vessels and associated components, focusing on improved handling, scalability, perfusion, or integration within larger systems.

Bioreactors / Cell Culture Apparatus
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15since 2023
-75.0%YoY
Electrophoretic Display Control

Techniques for driving electrophoretic displays, including managing remnant voltage, optimizing particle movement, and specific addressing pulse schemes to improve optical quality and update speed.

Liquid Crystal & Optical Modulators
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12since 2023
+25.0%YoY
Photonic Integration & Interconnects

The design and manufacturing of integrated circuits that combine optical and electronic components, particularly for high-speed data communication between processors and memory.

Optical Elements & SystemsLiquid Crystal & Optical Modulators
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12since 2023
-66.7%YoY
Additive Manufacturing of Cementitious Materials

Methods for layer-by-layer deposition or 3D printing of concrete and cement-based materials, often employing rapidly hydrating binders or specialized compositions for rapid setting.

Cement & Ceramics
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11since 2023
-50.0%YoY
Advanced Electronic Packaging

Methods and structures for integrating and enclosing electronic components into compact, multi-functional modules, often involving embedded components, multi-layer substrates, and electromagnetic shielding for performance and miniaturization.

Printed Circuits & Electronic Assemblies
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8since 2023
-33.3%YoY
Industrial & Bioprocess Filtration

Membrane and depth filtration for industrial separation, gas purification, and bioprocess clarification including cross-flow, dead-end, tangential flow filtration, and oil/water separation.

Separation Processes (Filtration, Distillation)Bioreactors / Cell Culture Apparatus
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8since 2023
-60.0%YoY
High-Barrier Packaging Films

Multi-layer polymer films engineered to provide superior barrier properties against gases (e.g., oxygen), moisture, or aromas, often incorporating heat-sealing or resealing mechanisms for food and product preservation.

Layered Products (Laminates, Films)
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7since 2023
new
Gas Stream Purification

Technologies and systems for removing unwanted components or separating desired gases from a mixed gas stream, including adsorption, absorption, and membrane-based methods.

Separation Processes (Filtration, Distillation)
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6since 2023
+200.0%YoY
Microfluidic Lab-on-Chip Devices

Miniaturized devices that manipulate small volumes of fluids (nanoliters to picoliters) through microchannels to perform laboratory functions like mixing, separation, reaction, and detection on a single chip.

Bioreactors / Cell Culture Apparatus
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6since 2023
n/a
Lithium Battery Anode Materials

Active anode materials and manufacturing techniques for rechargeable lithium-ion batteries, including silicon-carbon composites, graphite, lithium-metal anodes, and electrode coating processes that improve capacity, cycle life, and rate capability.

Batteries & Fuel Cells
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5since 2023
+100.0%YoY
Battery Material Recovery

Processes and apparatus for disassembling spent batteries and recovering valuable materials (e.g., metals, electrolytes, plastics) through mechanical, chemical, or electrochemical methods for reuse or sustainable disposal.

Batteries & Fuel Cells
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5since 2023
n/a
Fiber-Reinforced Structural Composites

Multi-layered materials incorporating fiber layers (e.g., carbon, non-carbon, fabric, mesh) within a polymer or ceramic matrix to achieve enhanced mechanical properties such as strength, stiffness, impact resistance, or tailored hardness for demanding structural applications.

Layered Products (Laminates, Films)
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4since 2023
+300.0%YoY
Display Pixel & Optical Materials

Optical and pixel-defining materials for display panels, including black matrix compositions, color filter pigments, optical alignment films, and pixel-define layers.

Liquid Crystal & Optical Modulators
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4since 2023
new
Display Pixel Array Structures

Physical layout and material composition of individual pixels within a display panel, including active layers, electrodes, light-emitting elements (LEDs, OLEDs), and associated thin-film transistors (TFTs).

Liquid Crystal & Optical Modulators
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4since 2023
-66.7%YoY
Cell Therapy & Bioproduction Processesfiltered

Methods and apparatus specifically tailored for the expansion, differentiation, or genetic modification of cells for therapeutic applications (e.g., CAR T cells, progenitor cells) or for the production of specific biological products (e.g., cultured fat, RNA).

Bioreactors / Cell Culture Apparatus
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2since 2023
n/a
Battery Pack Mechanical Design

Focuses on the structural integrity, housing, mounting, and physical integration of battery cells into robust and protected packs within electric vehicles, including manufacturing considerations.

Vehicle Powertrain Arrangement
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1since 2023
new

Patents

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