Koichi Umeno
3Patents
2h-index
19Co-inventors
37Inventor score
Filing activity: Jul 26, 1990 → Dec 22, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5517204A | Antenna directing apparatus | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6179289A | Paper-feed control unit and method of control for image-forming apparatus | Performing Operations; Transporting | 3 | Expired |
| US5017045A | Method and apparatus for controlling attitude of shield excavator | Fixed Constructions | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.