Jun-ichi Ohwada
11Patents
11h-index
29Co-inventors
68Inventor score
Filing activity: Mar 10, 1986 → Nov 29, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5739880A | Liquid crystal display device having a shielding film for shielding light from a light source | Physics | 151 | Expired |
| US4942441A | Thin film semiconductor device and method of manufacturing the same | Physics | 89 | Expired |
| US5091722A | Gray scale display | Physics | 86 | Expired |
| US5250937A | Half tone liquid crystal display circuit with an A.C. voltage divider for drivers | Physics | 67 | Expired |
| US5021774A | Method and circuit for scanning capacitive loads | Physics | 39 | Expired |
| US4750813A | Display device comprising a delaying circuit to retard signal voltage application to part of signal electrodes | Physics | 36 | Expired |
| US5640174A | Method of driving an active matrix liquid crystal display panel with asymmetric signals | Physics | 35 | Expired |
| US5283566A | Plane display | Physics | 29 | Expired |
| US4736137A | Matrix display device | Physics | 26 | Expired |
| US5537054A | Method for testing an on-off function of semiconductor devices which have an isolated terminal | Physics | 20 | Expired |
| US4904989A | Display device | Physics | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.