Inventor · Tokyo, JP

Arihiro Yamamoto

25Patents
9h-index
45Co-inventors
75Inventor score

Filing activity: Dec 16, 1994 → Nov 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7799398B2 Developing member and electrophotographic image forming apparatus Emerging Cross-Sectional Technologies 54 Active
US5895150A Elastic blade for control of developer feed, and development device employing the same Physics 37 Expired
US7798948B2 Electrophotographic developing member, process for its production, electrophotographic process cartridge and electrophotographic image forming apparatus Emerging Cross-Sectional Technologies 27 Active
US5893013A Developer regulating member and developing apparatus Physics 16 Expired
US5729806A Curved developer amount controlling member, developing apparatus, and process cartridge using the same Physics 14 Expired
US5689783A Elastic blade and developing device using the same Physics 12 Expired
US6393243B1 Developing roller and developing device using the same Physics 11 Expired
US5933692A Developer regulating member with elastic layer supporting section having high elastic limit value and developing apparatus using the same Physics 11 Expired
US5587776A Member comprising a polyurethane rubber composition containing an amino catalyst for regulating quantity of developer and developing unit using the same Physics 10 Expired
US5768670A Developer regulating member having thermoplastic resin layers provided on both sides of a rubber member, method of manufacturing the same, and developing device using the same Physics 9 Expired
US6094555A Developer amount regulating member, method of producing the same, and development device using the same Physics 8 Expired
US5978636A Developer amount restricting member and developing device Physics 7 Expired
US7127200B2 Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatus Physics 6 Expired
US7099613B2 Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatus Physics 5 Expired
US10088795B2 Cleaning blade, process cartridge, and electrophotographic image forming apparatus Physics 5 Active
US9632474B2 Cleaning blade, process cartridge and electrophotographic image forming apparatus Physics 5 Active
US9996047B2 Cleaning blade, process cartridge, and electrophotographic image forming apparatus Physics 5 Active
US8594553B2 Cleaning blade for electrophotographic apparatus, and method for producing the same Emerging Cross-Sectional Technologies 5 Active
US8594552B2 Blade for electrophotographic apparatus, and process for manufacturing the same Physics 4 Active
US11630411B2 Electrophotographic cleaning blade, process cartridge, and electrophotographic image forming apparatus Physics 3 Active
US11573519B2 Electrophotographic apparatus and process cartridge Physics 1 Active
US12092984B2 Electrophotography cleaning blade, process cartridge, and electrophotographic image formation device Physics 0 Active
US12174576B2 Cleaning member and elastic member Physics 0 Active
US12410275B2 Vehicle wiper blade Performing Operations; Transporting 0 Active
US11945414B2 Vehicle windshield wiper blade Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.