Mutsumi Yoshikawa
7Patents
4h-index
27Co-inventors
53Inventor score
Filing activity: Jun 8, 1990 → Mar 27, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5159446A | Electronic endoscope system provided with a separate camera controlling unit and motor controlling unit | Electricity | 175 | Expired |
| US5060632A | Endoscope apparatus | Human Necessities | 111 | Expired |
| US5088492A | Radioactive ray detecting endoscope | Electricity | 100 | Expired |
| US4982725A | Endoscope apparatus | Human Necessities | 85 | Expired |
| US8545145B2 | Spindle inclination detector and machine tool including the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US8007213B2 | Attachment for machine tool | Emerging Cross-Sectional Technologies | 1 | Active |
| US8579561B2 | Spindle device of machine tool | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.