Tetsuya Katoh
14Patents
3h-index
32Co-inventors
60Inventor score
Filing activity: Nov 17, 1978 → Jul 7, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5180402A | Dyed synthetic fiber comprising silver-substituted zeolite and copper compound, and process for preparing same | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4191803A | Expandable particles of a styrene polymer having small particle size | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7208350B2 | Method and device for producing layout patterns of a semiconductor device having an even wafer surface | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7103866B2 | Method for designing semiconductor circuit device, utilizing boundary cells between first and second circuits driven by different power supply systems | Physics | 3 | Expired |
| US5922830A | Highly hygroscopic polyamide fiber, and production and application thereof | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9658121B2 | Load sensor using vertical transistor | Electricity | 2 | Active |
| US5278295A | Pyrrole monomer | Chemistry; Metallurgy | 1 | Expired |
| US7495269B2 | Semiconductor device and electronic apparatus using the same | Physics | 1 | Active |
| US8461572B2 | Organic luminescent device and manufacturing method thereof | Electricity | 1 | Active |
| US11667247B2 | Ultrasonic sensor | Physics | 1 | Active |
| US7682880B2 | Method and device for producing layout patterns of a semiconductor device having an even wafer surface | Emerging Cross-Sectional Technologies | 0 | Active |
| US7576405B2 | Semiconductor integrated circuit for reducing leak current through MOS transistors | Electricity | 0 | Active |
| US11445304B2 | Ultrasonic sensor | Electricity | 0 | Active |
| US8009128B2 | Passive matrix type display device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.