Company patents

Cameron International Corporation

CAMERON INTERNATIONAL CORPORATION's patent strategy shows a surprising shift away from its core 'Drilling & Mining' focus, which, despite comprising 55.4% of its portfolio, saw a significant 53.8% decline in patenting in 2025 and a further 22.2% decline so far in 2026. Concurrently, the company appears to be exploring advanced computing applications, with 'Image Processing' and 'Computer Vision' experiencing rapid growth of +400.0% and +300.0% respectively in 2025, suggesting an emerging interest in integrating these technologies, even as patenting in these areas has slowed so far in 2026.

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.

195 US filings (since 2023) · 12 categories · 30 themes

Automated Well Operations & Control

Systems and methods employing sensors, data processing, and control algorithms to automate and optimize drilling, fracturing, and fluid production processes in real-time.

Drilling & Mining
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89since 2023
-51.6%YoY
Downhole Power & Electrical Systems

Methods and apparatus for generating, storing, and distributing electrical power within a wellbore, or for powering downhole tools and systems from the surface.

Drilling & Mining
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82since 2023
-53.3%YoY
Downhole Wellbore Sensing

Deployment and operation of specialized sensors within wellbores to monitor formation properties, fluid flow, and well integrity, often using acoustic, optical, or radiation-based methods, and integrating with well operations.

Drilling & Mining
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51since 2023
-50.0%YoY
Advanced Separation & Recovery Systems

Novel or optimized methods and apparatus for efficiently separating desired products, recovering valuable components, or managing effluents from complex hydrocarbon mixtures and refining processes.

Petroleum / Hydrocarbon Refining
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29since 2023
-18.2%YoY
Advanced Valve Actuation

Mechanisms and control systems for precisely moving valve elements, often involving electric motors, cams, solenoids, or pneumatic/hydraulic pilots, to achieve desired flow or position.

Valves
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21since 2023
-42.9%YoY
Wellbore Treatment Fluids

Specialized fluid compositions, including additives and inhibitors, used in oil and gas exploration and production for purposes like drilling, fracturing, cementing, corrosion inhibition, and formation stimulation.

Drilling & MiningFunctional Materials (LCD, Lubricants)
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21since 2023
-75.0%YoY
Emerging Contaminant Removal

Specific techniques and materials developed to remove persistent or difficult-to-treat pollutants from water, such as per- and polyfluoroalkyl substances (PFAS), micropollutants, or specific industrial chemicals.

Water / Sewage Treatment
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17since 2023
+80.0%YoY
Hydraulic & Pneumatic Control Valves

Valves specifically designed for managing fluid power in hydraulic or pneumatic systems, including components for pressure regulation, flow direction, and system centering.

Valves
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16since 2023
-66.7%YoY
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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9since 2023
-60.0%YoY
Advanced Drilling & Wellbore Tools

Design and engineering of specialized mechanical and electrical tools for drilling, coring, perforating, and manipulating equipment within the wellbore environment.

Drilling & Mining
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9since 2023
-50.0%YoY
Industrial Solid-Liquid Separation

Equipment and processes for separating solid particles from liquid or gas phases in industrial settings, encompassing mechanical screening, filtration of molten materials, and various filter media designs.

Separation Processes (Filtration, Distillation)
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8since 2023
+50.0%YoY
Water & Wastewater Membrane Treatment

Membrane-based separation for water purification, contaminant removal, desalination, and wastewater treatment, including reverse osmosis, ultrafiltration, and forward osmosis modules.

Separation Processes (Filtration, Distillation)Water / Sewage Treatment
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6since 2023
0.0%YoY
Carbon Dioxide Capture & Conversion

Technologies and materials for capturing carbon dioxide from gas streams and subsequently converting it into valuable chemical products or materials, rather than simply storing it.

Acyclic / Carbocyclic Compounds
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6since 2023
-33.3%YoY
Leak and Seal Integrity Testing

Methods and systems for detecting fluid or gas leaks, or assessing the quality and continuity of seals in containers, systems, or structures. This often involves pressure changes, electrical properties, or acoustic analysis.

Machine Testing
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6since 2023
-33.3%YoY
Integrated Valve Sensing & Diagnostics

Incorporating sensors and processing capabilities directly into valve systems to monitor operational state, detect malfunctions, measure flow parameters, or verify proper installation.

Valves
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6since 2023
-50.0%YoY
Magnetic Separation & Adsorption

Utilizing magnetic fields or magnetic particles (nanoparticles, nanofiber membranes) to attract, bind, and remove pollutants or facilitate the separation of components from water or fluid mixtures.

Water / Sewage Treatment
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5since 2023
+200.0%YoY
Geothermal Energy Extraction

Technologies and systems specifically designed for extracting thermal energy from subterranean heat sources, including magma reservoirs or low-permeability fractured formations.

Drilling & Mining
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5since 2023
+100.0%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)Petroleum / Hydrocarbon Refining
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5since 2023
0.0%YoY
Water Contaminant Remediation

Systems and methods specifically engineered for removing pollutants and impurities from water sources, ranging from groundwater decontamination to point-of-use filtration, often employing adsorption, membrane, or distillation techniques.

Separation Processes (Filtration, Distillation)
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4since 2023
0.0%YoY
Specialty Solvents and Coolants

Formulated liquid compositions designed for specific industrial applications, such as non-flammable cleaning, thermal management in electronics, or as low-viscosity, high-flash-point base fluids.

Functional Materials (LCD, Lubricants)
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4since 2023
n/a
Hydroprocessing & Desulfurizationfiltered

Chemical processes that utilize hydrogen to remove impurities like sulfur, nitrogen, and oxygen from hydrocarbon feedstocks, or to saturate aromatic compounds, often employing specific catalysts and process conditions.

Petroleum / Hydrocarbon Refining
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3since 2023
+100.0%YoY
Quick Connect/Disconnect Couplings

Mechanisms allowing rapid, secure, and often sealed attachment and detachment of pipes, tubes, or hoses, frequently featuring locking, sealing, and release components for efficient assembly and maintenance.

Pipes & Tubing
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3since 2023
+100.0%YoY
Optical Component and Fiber Characterization

Techniques and apparatus for measuring and verifying the performance, properties, and structural integrity of optical components like lenses, waveguides, and optical fibers. This includes loss, refractive index, and physical defects.

Machine Testing
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2since 2023
+100.0%YoY
Industrial Organic Synthesis

Methods and apparatus for the efficient and selective production of organic compounds, including amines, acids, and esters, often involving catalytic or continuous processes and purification steps.

Acyclic / Carbocyclic Compounds
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2since 2023
0.0%YoY
Liquid Crystal Compositions

Mixtures of liquid crystal compounds and other additives, such as monomers or carbon black, designed to achieve specific optical, electrical, or physical properties for use in liquid crystal displays (LCDs) or other electro-optical devices.

Functional Materials (LCD, Lubricants)
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2since 2023
n/a
Catalytic Cracking & Regeneration

Processes and reactor designs for breaking down heavier hydrocarbon feedstocks into lighter, more valuable products using catalysts, including methods for regenerating spent catalysts through coke burning or other means.

Petroleum / Hydrocarbon Refining
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1since 2023
new
Sensor-based Environment Perception

Techniques and hardware for autonomous systems to gather and interpret data about their surroundings, including obstacle detection, object recognition, and depth estimation, to inform control decisions.

Industrial & Autonomous Control
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1since 2023
new
CMP Slurry Formulations

Abrasive slurry compositions used in semiconductor manufacturing for planarizing wafer surfaces, typically containing abrasive particles and chemical additives to achieve specific material removal rates and selectivity.

Functional Materials (LCD, Lubricants)
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1since 2023
new
Bio-derived Chemical Production

Methods for producing organic chemicals from biomass or through fermentation processes, often focusing on carbohydrates or fatty acid derivatives for food, health, or industrial applications.

Acyclic / Carbocyclic Compounds
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1since 2023
new
Sludge & Waste Valorization

Methods for treating solid or semi-solid waste (sludge, litter, industrial byproducts) from water treatment processes, often with a focus on reducing volume, detoxifying, or recovering valuable resources like energy (biogas), chemicals, or materials.

Water / Sewage Treatment
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1since 2023
new

Patents

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