Inventor · Katsuragi, JP

Kunio Yanai

6Patents
5h-index
8Co-inventors
52Inventor score

Filing activity: Aug 12, 1994 → Dec 23, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6315456A Bearing retainer of synthetic resin, method of manufacturing the same and rolling bearing Emerging Cross-Sectional Technologies 22 Expired
USRE36804E Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease General 18 Expired
US5544963A Bearing seal assembly with specially dimensioned sealing lip Mechanical Engineering; Lighting; Heating 15 Expired
US8167750B2 Resin pulley Mechanical Engineering; Lighting; Heating 11 Active
US5607240A Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease Mechanical Engineering; Lighting; Heating 9 Expired
US8308591B2 Resin pulley Mechanical Engineering; Lighting; Heating 4 Active

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