Inventor · Toyota, JP

Soji Kamiya

30Patents
10h-index
23Co-inventors
75Inventor score

Filing activity: Jun 11, 1979 → Mar 7, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5938864A Sliding material and surface treating method thereof Emerging Cross-Sectional Technologies 24 Expired
US5817397A Sliding bearing Emerging Cross-Sectional Technologies 22 Expired
US5238311A Sliding bearing for an internal combustion engine Mechanical Engineering; Lighting; Heating 20 Expired
US6025081A Copper-based bearing material and sliding bearing for internal combustion engines Emerging Cross-Sectional Technologies 19 Expired
US6254701A Copper alloy and sliding bearing having improved seizure resistance Emerging Cross-Sectional Technologies 18 Expired
US4452866A Aluminum-based alloy bearing Emerging Cross-Sectional Technologies 18 Expired
US4278740A Aluminum-tin base bearing alloy and composite Emerging Cross-Sectional Technologies 16 Expired
US5286445A Aluminium bearing alloy containing bismuth Mechanical Engineering; Lighting; Heating 12 Expired
US6770381B2 Sliding bearing for internal combustion engine Emerging Cross-Sectional Technologies 11 Expired
US4806308A Aluminum bearing alloy Emerging Cross-Sectional Technologies 10 Expired
US5387461A Sliding-bearing material Emerging Cross-Sectional Technologies 9 Expired
US4340649A Aluminum-tin base bearing alloy and composite Emerging Cross-Sectional Technologies 9 Expired
US5116144A Plane bearing Emerging Cross-Sectional Technologies 9 Expired
US5620262A Sliding bearing Mechanical Engineering; Lighting; Heating 7 Expired
US5071263A Plane bearing Emerging Cross-Sectional Technologies 6 Expired
US6348114B1 Copper alloy and sliding bearing having improved seizure resistance Emerging Cross-Sectional Technologies 4 Expired
USRE39377E1 Sliding bearing General 4 Expired
US4375499A Aluminum-tin base bearing alloy and composite Emerging Cross-Sectional Technologies 3 Expired
US5704720A Sliding bearing Mechanical Engineering; Lighting; Heating 3 Expired
US4375500A Aluminum-tin base bearing alloy and composite Emerging Cross-Sectional Technologies 3 Expired
US5632559A Sliding bearing Mechanical Engineering; Lighting; Heating 3 Expired
US4822561A Aluminum bearing alloy Emerging Cross-Sectional Technologies 3 Expired
US4818487A Aluminum bearing alloy Emerging Cross-Sectional Technologies 2 Expired
US8242064B2 Sliding member Mechanical Engineering; Lighting; Heating 1 Active
US6899844B2 Production method of aluminum alloy for sliding bearing Mechanical Engineering; Lighting; Heating 1 Expired

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