Patent assignee · JP · COMPANY

KANEKA CORPORATION

1,722Patents
1,086Active
1,722Granted
58Portfolio score

Filing activity: Jun 21, 1995 → Jul 25, 2024 · 276 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9186204B2 Endoscopic high-frequency hemostatic forceps Human Necessities 243 Active
US6268559A Photovoltaic generation system, wiring apparatus for photovoltaic generation system, and wiring structure therefor Emerging Cross-Sectional Technologies 226 Expired
US6706010B1 Balloon catheter and method of production thereof Human Necessities 159 Expired
US6613066B1 Balloon catheter and production method therefor Human Necessities 149 Expired
US6645746B1 Carbonyl reductase, gene thereof and method of using the same Chemistry; Metallurgy 133 Expired
US6642309B2 Curable resin composition Chemistry; Metallurgy 92 Expired
US6453629B1 Roofing tile having photovoltaic module to generate power Emerging Cross-Sectional Technologies 88 Expired
US6365824B1 Roof tile-cum-solar battery module Emerging Cross-Sectional Technologies 83 Expired
US6294722A Integrated thin-film solar battery Emerging Cross-Sectional Technologies 83 Expired
US6184255A Pharmaceutical composition comprising coenzyme Q10 Human Necessities 76 Expired
US6288326A Photovoltaic module Emerging Cross-Sectional Technologies 74 Expired
US6455347B1 Method of fabricating thin-film photovoltaic module Emerging Cross-Sectional Technologies 72 Expired
US6360497B1 Photovoltaic cell module tile Emerging Cross-Sectional Technologies 69 Expired
US6784360B2 Photovoltaic module, solar-power generating apparatus, a support member for supporting photovoltaic modules, and method of installing a solar-power generating apparatus Emerging Cross-Sectional Technologies 67 Expired
US8789321B2 Roof structure, clamp for solar cell module, and method for mounting solar cell module Emerging Cross-Sectional Technologies 67 Active
US6324195A Laser processing of a thin film Emerging Cross-Sectional Technologies 60 Expired
US6242685A Structure and method of installing photovoltaic module Emerging Cross-Sectional Technologies 59 Expired
US6549195B2 Resistance-film type touch panel for use in a liquid crystal display device and liquid crystal display device equipped with the same Physics 59 Expired
US7297867B2 Solar battery module, installation structure for solar battery module, roof with power generating function of the installation structure, and method of installing solar battery module Emerging Cross-Sectional Technologies 57 Expired
US6380480B1 Photoelectric conversion device and substrate for photoelectric conversion device Emerging Cross-Sectional Technologies 56 Expired
US6967278B2 Solar cell module and roof equipped with power generating function using the same Emerging Cross-Sectional Technologies 54 Expired
US9776029B2 Fire extinguishing agent and fire extinguishing method using same Chemistry; Metallurgy 53 Active
US6121379A Processes for producing polymers having functional groups Chemistry; Metallurgy 53 Expired
US6025445A Curable compound Chemistry; Metallurgy 53 Expired
US6653550B2 Integrated thin-film photoelectric conversion module Emerging Cross-Sectional Technologies 51 Expired

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