Company patents
Institute of Process Engineering, Chinese Academy of Sciences
Institute of Process Engineering, Chinese Academy of Sciences demonstrates a primary focus on materials science, with Separation Processes (Filtration, Distillation) accounting for 29.0% of its portfolio, despite a notable decline of -50.0% so far in 2026. Surprisingly, while materials remain dominant, there's a significant shift away from Pharmaceutical Preparations and Therapeutic Activity (Pharma), both experiencing a -100.0% decline in patent filings so far in 2026 after a brief resurgence in 2025.
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.
62 US filings (since 2023) · 12 categories · 25 themes
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.
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.
Technologies and systems for removing unwanted components or separating desired gases from a mixed gas stream, including adsorption, absorption, and membrane-based methods.
Focuses on the composition, crystal structure, and synthesis methods of positive electrode active materials for rechargeable lithium-ion batteries, often involving complex metal oxides of nickel, cobalt, manganese, and lithium.
Methods for synthesizing high-purity lithium compounds, such as lithium carbonate, lithium sulfide, or composite salts, specifically optimized for use in battery electrodes or electrolytes.
Catalytic processes and novel catalyst materials designed to efficiently produce hydrogen gas from various feedstocks, including hydrocarbons (e.g., methane, natural gas) and ammonia.
Delivery systems specifically engineered to administer advanced drug formulations (e.g., microparticles, biologics, extended-release systems) to achieve precise targeting, controlled release kinetics, or enhanced therapeutic efficacy within the body.
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.
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.
Development and synthesis of catalysts with unique compositions or structures, such as medium entropy alloys, metal foam-supported catalysts, layered catalytic articles, or high-entropy oxides, to enhance activity, selectivity, or stability in chemical reactions.
Techniques for forming thin films of metal oxides or related metal compounds on substrates, often using solution-based methods, for applications in electronics, optics, or specialized coatings.
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.
Therapeutic approaches involving the use of living cells, often genetically modified or ex vivo activated, to treat diseases, particularly cancer, by modulating immune responses or replacing damaged cells.
Engineering approaches to improve the efficiency, control, and performance of chemical reactors, encompassing continuous processes, heat exchange integration, and specialized reactor configurations for various chemical transformations.
Systems and components designed for mixing fluids in biological or pharmaceutical processes, often involving cell cultures, RNA synthesis, or nanoparticle formation, with considerations for sterility, automation, and precise control.
Mixing apparatus designed for integration directly into a fluid conduit or a continuous process stream, often employing static elements, impellers within a flow path, or multi-component injection for efficient, uninterrupted processing.
Integration of heating, cooling, or temperature regulation mechanisms within mixing devices or vessels to maintain specific process temperatures, prevent overheating, or induce thermally-driven reactions.
Development and processing of metal powders with specific magnetic properties, including soft magnetic alloys, permanent magnet materials, and insulated powders for electronic components, often involving precise control of particle size, morphology, and composition.
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.
Development and application of therapeutic proteins or peptides produced through recombinant DNA technology, including fusion proteins and modified growth factors.
Methods for synthesizing polyurethanes and polyureas, including non-isocyanate routes, using various monomers, catalysts, and curing agents, often for foams, coatings, or adhesives.
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.
Techniques for building three-dimensional metal objects layer-by-layer using metal powders, including powder bed fusion, binder jetting, and directed energy deposition. This theme encompasses process mechanics, equipment design, and operational control for AM systems.
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.
Design and engineering of proteins or peptides to directly modulate immune responses, including enhancing antigen presentation, suppressing inflammation, or activating specific immune cell types.
Patents
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