Hiroyuki Mutou
8Patents
3h-index
12Co-inventors
50Inventor score
Filing activity: Sep 7, 1993 → Oct 19, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5899618A | Multiplex writing implement | Performing Operations; Transporting | 22 | Expired |
| US6004514A | Process gas chromatographic system | Physics | 21 | Expired |
| US5957608A | Cap for writing instrument | Performing Operations; Transporting | 7 | Expired |
| US6582144B1 | Writing implement | Performing Operations; Transporting | 3 | Expired |
| US6208433A | Image pick-up apparatus capable of stable flicker compensation without influence by reflectance of an object | Electricity | 3 | Expired |
| US7164639B2 | Tilt control for optical disc recording and playback apparatus | Physics | 2 | Expired |
| US5956159A | Image input apparatus | Electricity | 2 | Expired |
| US8345268B2 | Beam irradiation device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.