Patent assignee · JP · COMPANY

DENKA COMPANY LIMITED

359Patents
345Active
359Granted
59Portfolio score

Filing activity: Feb 10, 2010 → Jan 27, 2023 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9844858B2 Flat-plate bonding jig and method of manufacturing flat-plate laminated body Emerging Cross-Sectional Technologies 9 Active
US9656868B2 Boron-nitride powder and resin composition containing same Chemistry; Metallurgy 5 Active
US10266766B2 Phosphor, light-emitting element and lighting device Electricity 5 Active
US9941518B2 Cathode binder composition, cathode slurry, cathode, and lithium ion secondary battery Emerging Cross-Sectional Technologies 4 Active
USD904692S1 Hairpiece General 4 Active
US10449212B2 Immunostimulating oligonucleotide complex Chemistry; Metallurgy 3 Active
US10358704B2 Composite body and method for manufacturing same Emerging Cross-Sectional Technologies 3 Active
US9963622B2 Heat-resistant adhesive sheet for semiconductor testing Electricity 3 Active
US10836897B2 Resin composition for organ models Chemistry; Metallurgy 2 Active
US11807791B2 Phosphor plate and light emitting device using the same Emerging Cross-Sectional Technologies 2 Active
US9516741B2 Boron nitride/resin composite circuit board, and circuit board including boron nitride/resin composite integrated with heat radiation plate Electricity 2 Active
US9475895B2 Sulfur-modified chloroprene rubber composition and molded body Chemistry; Metallurgy 2 Active
US9872380B2 Ceramic circuit board and method for producing same Electricity 2 Active
US9738993B2 Production method for carbon nanofibers, and carbon nanofibers Emerging Cross-Sectional Technologies 2 Active
US9676968B1 Heat-resistant adhesive sheet for semiconductor inspection and semiconductor inspection method Electricity 2 Active
US11174423B2 Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement Emerging Cross-Sectional Technologies 2 Active
US11472955B2 Resin composition and biological model Chemistry; Metallurgy 2 Active
US11787951B2 Photocurable composition for three-dimensional molding, three-dimensional molded product, and method for producing three-dimensional molded product Performing Operations; Transporting 2 Active
US10781305B2 Resin composition and membrane structure comprising the same Emerging Cross-Sectional Technologies 2 Active
US10017386B2 Spherical boron nitride fine particles and production method thereof Chemistry; Metallurgy 1 Active
US10522835B2 Binder composition for positive electrodes, slurry for positive electrodes, positive electrode and lithium ion secondary battery Emerging Cross-Sectional Technologies 1 Active
US11623424B2 Resin sheet having capillaceous bodies and molded product thereof Performing Operations; Transporting 1 Active
US9496673B2 Enclosure and method for handling electron gun or ion gun Emerging Cross-Sectional Technologies 1 Active
US9328228B2 Chloroprene rubber composition and adhesive composition using said chloroprene rubber composition Chemistry; Metallurgy 1 Active
US9663713B2 Phosphor, light-emitting element and lighting device Electricity 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.