Tetsuo Ohtsuka
5Patents
4h-index
13Co-inventors
50Inventor score
Filing activity: Dec 31, 1990 → Feb 4, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5091692A | Probing test device | Physics | 122 | Expired |
| US5315237A | Touch sensor unit of prober for testing electric circuit and electric circuit testing apparatus using the touch sensor unit | Physics | 115 | Expired |
| US5965478A | Solid catalyst component and catalyst for polymerization of olefins | Chemistry; Metallurgy | 38 | Expired |
| US8405852B2 | Image forming system using a management apparatus to manage software components | Electricity | 4 | Active |
| US8422040B2 | Image forming system and method, management apparatus, and recording medium | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.