Inventor · Tokyo, JP

Fusao Suga

11Patents
10h-index
5Co-inventors
61Inventor score

Filing activity: Mar 23, 1987 → Dec 23, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5316008A Measurement of electrocardiographic wave and sphygmus Human Necessities 646 Expired
US4962469A Exercise measuring instrument Physics 165 Expired
US6825751B1 Data communication apparatus, wristwatch type electronic device, and authentication system Physics 82 Expired
US5474077A Exercise-hardness data output apparatus Physics 69 Expired
US5301154A Time calculating device Physics 64 Expired
US4831605A Electronic time measuring apparatus including past record display means Physics 18 Expired
US5603330A Pulse counting apparatus Human Necessities 17 Expired
US4891776A Electronic timepiece Physics 16 Expired
US4991156A Electronic time measuring apparatus including past record display means Physics 16 Expired
US5579777A Exercise level of difficulty data output apparatus Physics 13 Expired
US5615685A Personal physical fitness measuring apparatus Human Necessities 10 Expired

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