Tetsuo Ohnishi
17Patents
6h-index
16Co-inventors
63Inventor score
Filing activity: Nov 14, 1974 → Aug 28, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6844085B2 | Copper based sintered contact material and double-layered sintered contact member | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6877259B2 | Pin assembly and implements connecting apparatus | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7094473B2 | Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7998238B2 | Sintered sliding member and connecting device | Emerging Cross-Sectional Technologies | 15 | Active |
| US4156912A | Electronic navigation calculator | Physics | 12 | Expired |
| US6962458B2 | Coupling device for equipment implement | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7438979B2 | Thermal spray membrane contact material, contact member and contact part, and apparatuses to which they are applied | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7473296B2 | Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US7282078B2 | Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7648773B2 | Thermal spray membrane contact material, contact member and contact part, and apparatuses to which they are applied | Emerging Cross-Sectional Technologies | 1 | Active |
| US6374616B2 | Heat exchanger | Electricity | 1 | Expired |
| US7261951B2 | Copper based sintered contact material and double-layered sintered contact member | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10920648B2 | Determination method for exhaust gas treatment device and determination system for exhaust gas treatment device | Emerging Cross-Sectional Technologies | 1 | Active |
| US7279228B2 | Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7087318B2 | Copper based sintered contact material and double-layered sintered contact member | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10543227B2 | Hair growth composition | Human Necessities | 0 | Active |
| US7056598B2 | Copper based sintered contact material and double-layered sintered contact member | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.