Kenya Ishii
28Patents
12h-index
20Co-inventors
81Inventor score
Filing activity: Feb 9, 1998 → Mar 10, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6081131A | Logical amplitude level conversion circuit, liquid crystal device and electronic apparatus | Electricity | 103 | Expired |
| US6670944B1 | Shift register circuit, driving circuit for an electrooptical device, electrooptical device, and electronic apparatus | Physics | 43 | Expired |
| US6172721A | Electrooptical panel and electronic appliances | Physics | 35 | Expired |
| US6670943B1 | Driving circuit system for use in electro-optical device and electro-optical device | Physics | 34 | Expired |
| US6480181B2 | Driver of liquid crystal panel, liquid crystal device, and electronic equipment | Physics | 23 | Expired |
| US6249327A | Electrooptical panel and electronic appliances | Physics | 21 | Expired |
| US6225969A | Driver of liquid crystal panel, liquid crystal device, and electronic equipment | Physics | 18 | Expired |
| US6604506B2 | Intake manifold of engine | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7224341B2 | Driving circuit system for use in electro-optical device and electro-optical device | Physics | 17 | Expired |
| US6404414B2 | Liquid crystal device, electro-optical device, and projection display device employing the same | Physics | 17 | Expired |
| US7009254B2 | Electro-optical device and electronic apparatus | Physics | 15 | Expired |
| US6750937B2 | Electro-optical device, method for manufacturing the same, and projection display apparatus having an electrically conductive sealing member | Physics | 12 | Expired |
| US6480244B2 | Electrooptical panel and electronic appliances | Physics | 10 | Expired |
| US6803898B2 | Driver of liquid crystal panel, liquid crystal device, and electronic equipment | Physics | 10 | Expired |
| US8063875B2 | Electrooptic device, scanning-line driving circuit, method for driving the same, and electronic device | Physics | 9 | Active |
| US7847776B2 | Drive circuit of electro-optical device, driving method of electro-optical device, and electro-optical device having the same | Physics | 6 | Active |
| US8319109B2 | Electro-optical device and electronic apparatus | Electricity | 5 | Active |
| US7502007B2 | Electro-optical device, electronic apparatus, and electro-optical shielding device | Physics | 4 | Expired |
| US7884892B2 | Electro-optical device, method of testing the same, and electronic apparatus | Physics | 4 | Active |
| US10208638B2 | Apparatus and method for diagnosing lubricant degradation in internal combustion engine | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7027028B2 | Electrooptic device, driver circuit for electrooptic device, and electronic equipment | Physics | 2 | Expired |
| US8031161B2 | Electrooptic device using an area scanning drive system and a method for driving the same | Physics | 1 | Active |
| US7091966B2 | Electro-optical device, drive device and drive method for electro-optical device, and electronic apparatus | Physics | 1 | Expired |
| US8542028B2 | Inspection circuit, electro-optic device, and electronic apparatus | Physics | 1 | Active |
| US8567566B2 | Oil pan structure | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.