Company patents
TOAGOSEI CO., LTD.
TOAGOSEI CO., LTD. shows a surprising and strong emerging focus on "Batteries & Fuel Cells," which accounts for 21.4% of its portfolio and saw a remarkable 350.0% year-over-year growth in 2024, despite a significant decline so far in 2026. Concurrently, the company is shifting priorities away from several core materials categories, with "Polymer Synthesis (Polymerization)" and "Polymer Additives" both experiencing a 100.0% decline in patent filings 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.
103 US filings (since 2023) · 12 categories · 25 themes
Adhesive compositions specifically formulated to bind active materials within battery electrodes, emphasizing properties like electrolyte resistance, adhesion to current collectors, and processability for manufacturing.
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.
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.
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.
Modification of protein or peptide sequences, structures, or post-translational modifications (e.g., glycosylation, lipidation) to enhance their stability, solubility, delivery, or therapeutic efficacy.
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.
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.
Substances incorporated into polymer systems to control or enhance adhesive properties, cross-linking reactions, or processing characteristics such as mold release and flow.
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.
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.
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.
Additives or compositions specifically formulated for surface application or modification to impart protective, decorative, or specialized functional properties to polymer products.
Development and application of polymer compositions designed for reprocessability, recyclability, or incorporating sustainable additives, often featuring reversible bonds or bio-based components.
Methods and systems for the efficient and scalable production, purification, and formulation of proteins and peptides, including fermentation, chromatography, and cell-based expression systems.
Design and engineering of proteins or peptides to directly modulate immune responses, including enhancing antigen presentation, suppressing inflammation, or activating specific immune cell types.
Processes involving chemical and mechanical forces to planarize surfaces (CMP) or wet chemical treatments for cleaning, etching, or material removal, often utilizing specialized compositions, nozzles, or fluid management systems.
Materials and structures designed for implantation or tissue regeneration, focusing on properties like biodegradability, mechanical strength, cellular integration, and long-term in-vivo stability.
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.
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.
Development and application of textile materials with engineered properties such as waterproofing, thermal regulation, anti-cling, structural coloration, or enhanced filtration capabilities for specific performance needs.
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.
Design and modification of antibodies or antibody-derived fragments for targeted therapeutic intervention, including bispecific formats, Fc region modifications, and activatable constructs.
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.
Design and synthesis of acyclic or carbocyclic organic compounds that selectively modulate specific biological targets or pathways for the treatment of diseases.
Materials added to polymers to modify their thermal transfer properties, typically increasing conductivity for heat dissipation in applications like electronics or battery packs.
Patents
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