Hisashi Joyashiki
2Patents
2h-index
5Co-inventors
41Inventor score
Filing activity: Mar 19, 1986 → Aug 2, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4710995A | Electric motor driven toothbrush | Human Necessities | 17 | Expired |
| US9216072B2 | Drug-containing personal hygiene implement | Human Necessities | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.