Inventor · Machida, JP

Masae Sato

17Patents
9h-index
18Co-inventors
65Inventor score

Filing activity: Aug 31, 1998 → Apr 18, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6404562B1 Zoom lens Physics 43 Expired
US6474686B1 Air bag device Performing Operations; Transporting 42 Expired
US6885508B2 Image pickup lens, image pickup unit and cellphone terminal equipped therewith Electricity 38 Expired
US7613389B2 Image taking apparatus and assembling method thereof Physics 28 Active
US7317580B2 Zoom lens Physics 25 Expired
US6867925B1 Zoom lens Physics 17 Expired
US6307685A Zoom lens Physics 14 Expired
US6813100B2 Miniature image-capturing lens, image-capturing unit and mobile terminal provided therewith Electricity 12 Expired
US7215492B2 Image pickup lens, image pickup apparatus, and mobile terminal provided with image pickup apparatus Physics 10 Expired
US7821725B2 Image pickup lens, image pickup apparatus and mobile terminal Physics 6 Active
US8385011B2 Image pickup lens, image pickup apparatus, mobile terminal, and manufacturing method of image pickup lens Electricity 4 Active
US7948689B2 Image pickup lens, image pickup device, and mobile terminal device Emerging Cross-Sectional Technologies 3 Active
US7486328B2 Picture-taking lens, image pick-up unit and hand-held device Physics 2 Active
US7075728B2 Image-capturing lens and image- capturing apparatus Physics 2 Expired
US7158312B2 Image-capturing lens and image-capturing apparatus Physics 1 Expired
US8274745B2 Image pickup lens, image pickup device, and mobile terminal device Emerging Cross-Sectional Technologies 1 Active
US7573648B2 Zoom lens Physics 0 Active

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