Inventor · Ichihara, JP

Tetsuo Tojo

39Patents
10h-index
38Co-inventors
75Inventor score

Filing activity: Mar 7, 1978 → Feb 6, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4211852A Thermoplastic olefin resin composition and laminated film or sheet thereof Emerging Cross-Sectional Technologies 49 Expired
US6111021A Rubber composition and process for the production thereof Chemistry; Metallurgy 48 Expired
US4818785A Fine particulate crosslinked amorphous copolymer and preparation and use thereof Chemistry; Metallurgy 44 Expired
US5698651A Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the copolymer rubber Emerging Cross-Sectional Technologies 41 Expired
US5610254A Ethylene-.alpha.-olefin-nonconjugated polyene random copolymer, rubber composition, and process for preparing the random copolymer Emerging Cross-Sectional Technologies 39 Expired
US4186240A Thermoplastic olefin resin composition and laminated film or sheet thereof Emerging Cross-Sectional Technologies 29 Expired
US5807948A Vulcanizable rubber composition containing ehtylene-.alpha.-olefin-nonconjugated polyene random copolymer Emerging Cross-Sectional Technologies 20 Expired
US5278204A Heat-resistant rubber compositions Chemistry; Metallurgy 15 Expired
US5696214A Process for preparing ethylene-.alpha.-olefin-nonconjugated polyene random copolymer Emerging Cross-Sectional Technologies 14 Expired
US5349020A Vulcanizable rubber composition Chemistry; Metallurgy 13 Expired
US6723794B2 Olefin thermoplastic elastomer composition comprising crystalline polyolefin resin and ethylene/&agr;-olefin/nonconjugated polyene copolymer rubber Chemistry; Metallurgy 9 Expired
US5237003A Thermoplastic resin composition containing graft-modified polyolefin elastomer and a polyamide Chemistry; Metallurgy 8 Expired
US5387664A Higher .alpha.-olefin copolymer, vibration-insulating rubber molded product, and process for the preparaton of the rubber molded product Chemistry; Metallurgy 7 Expired
US5270377A Thermoplastic resin composition containing graft-modified polyolefin elastomer and a polyamide Chemistry; Metallurgy 7 Expired
US5869563A Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition Chemistry; Metallurgy 7 Expired
US5430117A Nonconjugated diene-vinyl aromatic-.alpha.-olefin interpolymers Chemistry; Metallurgy 7 Expired
US4764562A Chlorinated rubber Chemistry; Metallurgy 6 Expired
US4814390A Chlorinated rubber Chemistry; Metallurgy 6 Expired
US5733983A Heat-resistant rubber composition Chemistry; Metallurgy 6 Expired
US6114449A Curable rubber composition Chemistry; Metallurgy 6 Expired
US6300416A Rubber compositions for tires Emerging Cross-Sectional Technologies 5 Expired
US6140441A Ethylenic random copolymer, process for preparing the same, and rubber composition Chemistry; Metallurgy 5 Expired
US5756575A Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition Chemistry; Metallurgy 5 Expired
US5470919A Chlorinated ethylene/.alpha.-olefin copolymer rubber and composition containing the same Chemistry; Metallurgy 4 Expired
US5004787A Vulcanizable rubber composition with triazine thiols Chemistry; Metallurgy 4 Expired

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