Company patents
NISSAN CHEMICAL CORPORATION
NISSAN CHEMICAL CORPORATION's patent strategy reveals a strong, consistent focus on semiconductor technologies, with "Semiconductor Manufacturing Process" (39.1% of portfolio) and "Photolithography" (35.6% of portfolio) dominating its portfolio, both showing robust growth in 2024 (YoY +41.7% and +36.7% respectively) before a partial decline so far in 2026. Surprisingly, despite its chemical roots, the company is rapidly expanding into "Adhesives," which saw an astonishing 300.0% YoY growth in 2024, indicating an emerging focus in this materials segment.
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.
396 US filings (since 2023) · 12 categories · 37 themes
Methods and equipment for applying photoresist uniformly onto wafers, forming patterns through various exposure techniques (e.g., direct imaging, multi-exposure), and integrating patterned layers into semiconductor structures or packaging.
Development of novel chemical compositions for photoresists, including polymers, sensitizers, and crosslinking agents, to achieve improved lithographic performance such as resolution, sensitivity, line edge roughness, and etch resistance.
Light-initiated polymerization processes used to create structures, coatings, or components, particularly for electronic devices, displays, or additive manufacturing, often involving photoinitiators and specific monomer/oligomer compositions.
Methods for temporarily attaching a wafer or substrate to a carrier for thinning, dicing, or other processing, followed by controlled debonding, often using light-sensitive resins, temporary adhesives, or roughened interfaces.
Techniques for precise material removal, pattern shaping, and controlling etch selectivity or uniformity, often involving plasma, wet chemistry, or directed beams to achieve desired features on semiconductor substrates.
Synthesis and formulation of polymers, such as epoxy resins, polyimides, or ionic binders, tailored for specific functions in electronic components like sealing, insulation, or energy storage.
Synthesis and processing of silicon and silicon carbide materials in various forms (e.g., particles, nanowires, films) for applications beyond traditional semiconductors, such as battery components, refractories, or advanced electronics.
Adhesive systems designed to lose their adhesive properties or debond upon exposure to specific wavelengths of light, often utilized for temporary bonding in sensitive manufacturing processes like semiconductor fabrication.
Additives or compositions specifically formulated for surface application or modification to impart protective, decorative, or specialized functional properties to polymer products.
Polymer compositions incorporating inorganic or organic filler materials to impart specific functional properties such as thermal conductivity, flame retardancy, electrical conductivity, or enhanced mechanical strength and dimensional stability.
Novel formulations and mechanisms for initiating or controlling the polymerization and cross-linking of adhesives, including dual-curing systems, radical polymerization, and partial curing for tailored material properties.
Polymer compositions tailored for medical and biological applications, including implantable devices, drug delivery systems, and diagnostic tools, emphasizing properties like biocompatibility, hydrolysis resistance, optical clarity, and specific mechanical characteristics.
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.
Techniques for manufacturing thin polymer layers, sheets, or multi-layer structures, often optimized for specific properties such as flexibility, barrier function, filtration, or mechanical strength.
Chemical additives or surface treatment methods aimed at improving the bonding strength of adhesives to various substrates, including those with challenging surface chemistries or contaminants.
Synthesis and modification of polysiloxane polymers to introduce specific functional groups or structures, enhancing properties for applications like composites, coatings, biomedical uses, or powder treatment.
Design and synthesis of acyclic or carbocyclic organic compounds that selectively modulate specific biological targets or pathways for the treatment of diseases.
Therapeutic strategies employing nucleic acids (DNA, RNA, oligonucleotides) to modulate gene expression, deliver genetic material, or interfere with disease-causing pathways. Includes gene therapy using viral vectors.
Components, processes, and methods specifically designed for Extreme Ultraviolet (EUV) lithography, including light sources, reflective optics, masks, pellicles, and contamination control mechanisms.
Methods for depositing thin films with controlled conformality, thickness, and material properties, including selective deposition on specific areas, often using atomic layer deposition (ALD), chemical vapor deposition (CVD), or epitaxial growth.
Adhesive technologies focused on environmental benefits such as biodegradability, natural origin, or designed for easy debonding and re-bonding to facilitate recycling, reuse, or specific application needs.
Materials added to polymers to modify their thermal transfer properties, typically increasing conductivity for heat dissipation in applications like electronics or battery packs.
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.
Novel methods and reactor designs for polymer synthesis, focusing on improving efficiency, achieving continuous production, or controlling specific polymer architectures and product morphologies like particle size or sheet formation.
Adhesive formulations designed for high transparency and minimal light distortion, primarily used in optical components, display devices, and protective films where visual clarity is paramount.
Methods for creating fine polymer particles, powders, or microspheres with controlled size, morphology, and distribution, used as raw materials or for specific applications.
Development of adhesive compositions that are applied in a molten state and solidify upon cooling, focusing on specific polymer blends, additives, and their resulting mechanical or optical properties.
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.
Innovations in the design, materials, and manufacturing of lithography masks, including reflective masks, programmable masks, and defect mitigation strategies, to enable finer feature patterning and process control.
Synthesis and application of crosslinked polymer networks designed to swell in water, often for medical, sensing, or smart material applications, exhibiting properties like hydrolysis resistance, thermochromism, or radiation protection.
Development and application of polymer compositions designed for reprocessability, recyclability, or incorporating sustainable additives, often featuring reversible bonds or bio-based components.
Polymers incorporating reversible bonds or crosslinks that enable reprocessing, self-healing, or tunable mechanical properties, often responding to stimuli like heat, light, or pH for de-crosslinking and re-crosslinking.
Systems and methods for automated substrate transport, precise positioning, temperature regulation, and chamber environment management to ensure process stability, uniformity, and yield in semiconductor manufacturing.
Techniques and apparatus for measuring critical dimensions, overlay accuracy, defect detection, and surface topography in lithographic processes, often involving optical, laser, or charged particle beams.
Synthesis and modification of high-performance thermoplastic polymers, such as poly(arylene ether ketone) (PAEK) or polycarbonates, to achieve enhanced thermal stability, mechanical strength, or specific processing characteristics.
Methods for synthesizing polyurethanes and polyureas, including non-isocyanate routes, using various monomers, catalysts, and curing agents, often for foams, coatings, or adhesives.
Development of therapeutic approaches involving the genetic modification of cells (e.g., T cells, stem cells, macrophages) or the use of viral/non-viral vectors to deliver genetic material for disease treatment.
Patents
Showing 1-10 of 24
Functional Coatings and Surface Modifiers