Jun Sugahara
21Patents
9h-index
49Co-inventors
75Inventor score
Filing activity: Mar 19, 1990 → Aug 14, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5847335A | Rotatively-operated electronic component with push switch and rotary encoder | Electricity | 129 | Expired |
| US5702519A | Flaky aluminum oxide and pearlescent pigment, and production thereof | Chemistry; Metallurgy | 44 | Expired |
| US5086882A | Elevator apparatus provided with guiding device used for preventing passenger cage vibration | Performing Operations; Transporting | 41 | Expired |
| US5090515A | Passenger transport installation, vehicle for use therein, and method of operating said installation | Performing Operations; Transporting | 31 | Expired |
| US5244060A | Elevator apparatus | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6784383B2 | Rotary encoder | Electricity | 20 | Expired |
| US6720504B2 | Multi-operational electronic device | Electricity | 19 | Expired |
| US5458216A | Elevator apparatus | Performing Operations; Transporting | 16 | Expired |
| US5193651A | Elevator apparatus | Performing Operations; Transporting | 12 | Expired |
| US7507919B2 | Multi-directional input device | Electricity | 8 | Active |
| US5469125A | Rotary electronic device | Electricity | 8 | Expired |
| US7423886B2 | Electronic member and rotary electronic component | Electricity | 6 | Active |
| US7960914B2 | Image display element including electrode terminal free from contact inhibiting factor | Physics | 2 | Active |
| US7791504B2 | Rotary encoder and method of manufacturing the same | Electricity | 1 | Active |
| US8593054B2 | Image display element and manufacturing method thereof | Electricity | 1 | Active |
| US8272911B2 | Method for manufacturing image display element | Emerging Cross-Sectional Technologies | 1 | Active |
| US9722213B2 | Method for manufacturing electronic device | Electricity | 0 | Active |
| US8668541B2 | Method for manufacturing image display element | Emerging Cross-Sectional Technologies | 0 | Active |
| US9082736B2 | Organic EL panel and method of manufacturing the same | Electricity | 0 | Active |
| US8502447B2 | Image display element with divided back panel and manufacturing method thereof | Electricity | 0 | Active |
| US8362362B2 | Image display element with a divided back panel | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.