Tetsuo Nishikawa
16Patents
11h-index
25Co-inventors
68Inventor score
Filing activity: Jun 24, 1988 → Feb 9, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5356776A | DNA measuring method | Emerging Cross-Sectional Technologies | 101 | Expired |
| US5062942A | Fluorescence detection type electrophoresis apparatus | Physics | 98 | Expired |
| US5307148A | Fluorescence detection type electrophoresis apparatus | Physics | 48 | Expired |
| US4910568A | Image sensor | Electricity | 34 | Expired |
| US5221852A | Charge coupled device and method of producing the same | Electricity | 25 | Expired |
| US7047255B2 | Document information display system and method, and document search method | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4878986A | Web butt splicing device | Performing Operations; Transporting | 21 | Expired |
| US4879012A | Method for reutilization of electrophoresis gel | Performing Operations; Transporting | 19 | Expired |
| US4971677A | Fluorescence detection type electrophoresis apparatus | Physics | 15 | Expired |
| US6868423B2 | Production and preprocessing system for data mining | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7354968B2 | Thermoplastic resin composition | Chemistry; Metallurgy | 12 | Expired |
| US7085651B2 | Method and device for assembling nucleic acid base sequences | Physics | 8 | Expired |
| US4890164A | Image sensor having charge storage regions | Electricity | 3 | Expired |
| US7010141B2 | Speaker device | Electricity | 1 | Expired |
| US5463475A | Semiconductor delay line driven by an input signal-derived reference signal | Electricity | 1 | Expired |
| US7668344B2 | Stain inspection method and apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.