Hiroki Nakamura
337Patents
25h-index
219Co-inventors
93Inventor score
Filing activity: Jul 1, 1985 → Apr 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7307313B2 | Semiconductor device including a vertical field effect transistor, having trenches, and a diode | Electricity | 322 | Expired |
| US6163357A | Liquid crystal display device having the driving circuit disposed in the seal area, with different spacer density in driving circuit area than display area | Physics | 251 | Expired |
| US5913039A | Video on demand system with a transmission schedule table in the video server including entries for client identifiers, video titles, and reproduction start times | Electricity | 132 | Expired |
| US5597223A | Display apparatus | Physics | 82 | Expired |
| US5986723A | Liquid crystal display with TFT channel at gate source crossing and capacitor dividing pixel | Physics | 80 | Expired |
| US6297100A | Method of manufacturing silicon carbide semiconductor device using active and inactive ion species | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5581752A | Electronic document retrieval and display system and method of retrieving electronically stored documents | Emerging Cross-Sectional Technologies | 71 | Expired |
| US5774602A | Writing device for storing handwriting | Physics | 67 | Expired |
| US6551865B2 | Silicon carbide semiconductor device and method of fabricating the same | Emerging Cross-Sectional Technologies | 60 | Expired |
| US8039893B2 | CMOS inverter coupling circuit comprising vertical transistors | Electricity | 54 | Active |
| US5519518A | Display apparatus with a variable aperture stop means on each side of the modulator | Physics | 52 | Expired |
| US8080458B2 | Semiconductor device and manufacturing method thereof | Electricity | 52 | Active |
| US6204895A | Display panel associated with light collecting plate and position adjusting method using microlenses for the display panel | Physics | 50 | Expired |
| US5691793A | Liquid crystal display apparatus having gap adjusting means under the sealing region | Physics | 49 | Expired |
| US5960124A | Image reproducing method for reproducing handwriting | Physics | 49 | Expired |
| US6518727B2 | Charging control system for air conditioner and battery | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5515187A | Liquid crystal display with signal line, storage capacitor and source elongated portions forming storage capacitors between two switching elements | Physics | 43 | Expired |
| US6031936A | Handwriting detecting and storing apparatus | Physics | 42 | Expired |
| US5504601A | Liquid crystal dispaly apparatus with gap adjusting layers located between the display region and driver circuits | Physics | 37 | Expired |
| US5777804A | Projection-type display apparatus | Electricity | 31 | Expired |
| USD658859S1 | Shoe stabilizer | General | 31 | Expired |
| USD645656S1 | Shoe ornamentation | General | 31 | Expired |
| US5787471A | Cache memory management apparatus having a replacement method based on the total data retrieval time and the data size | Physics | 30 | Expired |
| US4791061A | Immobilization of microorganisms by entrapment | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7872287B2 | Solid-state imaging device | Electricity | 28 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.