Kohei Kimura
19Patents
6h-index
10Co-inventors
63Inventor score
Filing activity: Oct 8, 1987 → Oct 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4829037A | Catalyst for polymerization of olefins | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4847227A | Solid catalyst component for olefin polymerization catalysts | Chemistry; Metallurgy | 30 | Expired |
| US4839321A | Solid catalyst component for olefin polymerization catalysts | Chemistry; Metallurgy | 13 | Expired |
| US8648001B2 | Aminosilane compounds, catalyst components and catalysts for olefin polymerization, and process for production of olefin polymers with the same | Chemistry; Metallurgy | 12 | Active |
| US8247504B2 | Catalyst component, catalyst for olefin polymerization, and process for producing olefin polymer using catalyst | Chemistry; Metallurgy | 11 | Active |
| US10215972B2 | Optical system and image pickup apparatus including the same | Physics | 7 | Active |
| US10222594B2 | Zoom lens and image pickup apparatus including the same | Physics | 4 | Active |
| US10670834B2 | Zoom lens and image pickup apparatus | Electricity | 2 | Active |
| US11314064B2 | Zoom lens and image pickup apparatus | Physics | 1 | Active |
| US11327281B2 | Zoom lens and image pickup apparatus including the same | Physics | 1 | Active |
| US11435563B2 | Zoom lens, imaging apparatus and imaging system having the same | Physics | 0 | Active |
| US11914122B2 | Zoom lens and image pickup apparatus having the same | Electricity | 0 | Active |
| US12360349B2 | Zoom lens and image pickup apparatus having the same | Physics | 0 | Active |
| US11372219B2 | Zoom lens and image pickup apparatus having the same | Electricity | 0 | Active |
| US9116335B2 | Zoom lens and image pickup apparatus including the same | Physics | 0 | Active |
| US12099171B2 | Zoom lens and image pickup apparatus having the same | Physics | 0 | Active |
| US9599800B2 | Zoom lens and image pickup apparatus including the same | Physics | 0 | Active |
| US11644654B2 | Zoom lens and image pickup apparatus having the same | Electricity | 0 | Active |
| US11835698B2 | Zoom lens and image pickup apparatus having the same | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.