Inventor · Shizuoka, JP

Ryo Okamura

47Patents
7h-index
31Co-inventors
69Inventor score

Filing activity: Mar 15, 1989 → Mar 4, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5508703A Membrane switch having a rotary motion detection function Electricity 92 Expired
US5021969A Manipulator operating apparatus Physics 39 Expired
US10702677B2 Introducer sheath and introducer Human Necessities 13 Active
US5663716A Method of avoiding signal interference among a plurality of remote control signals Physics 11 Expired
US9174036B2 Introducer assembly Human Necessities 9 Active
US9089335B2 Introducer sheath assembly and method Human Necessities 8 Active
US10492797B2 Hemostatic device and hemostatic method Human Necessities 8 Active
US9320873B2 Introducer sheath and introducer assembly Human Necessities 6 Active
US10086172B2 Introducer sheath Human Necessities 5 Active
US5786812A Tablet pointer Physics 5 Expired
USD958979S1 Catheter General 4 Active
US10124151B2 Introducer Human Necessities 4 Active
USD958353S1 Catheter General 4 Active
USD958356S1 Catheter General 4 Active
US9859616B2 Antenna-equipped film and touch panel Electricity 4 Active
USD958355S1 Catheter General 4 Active
USD958350S1 Catheter General 4 Active
USD958351S1 Catheter General 3 Active
USD958352S1 Catheter General 3 Active
USD958354S1 Catheter General 2 Active
US9586028B2 Introducer Human Necessities 2 Active
US9265917B2 Introducer Human Necessities 2 Active
USD958349S1 Catheter General 2 Active
USD952834S1 Catheter General 2 Active
US11291805B2 Medical elongated body and medical elongated body set Human Necessities 2 Active

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