Toru Nakatani
33Patents
5h-index
23Co-inventors
65Inventor score
Filing activity: Sep 5, 2003 → Aug 4, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7206137B2 | Taking optical system and image sensing apparatus | Physics | 19 | Expired |
| US8654457B2 | Wide-angle optical system, and imaging device | Physics | 17 | Active |
| US7336426B2 | Image pickup optical system and image pickup apparatus | Physics | 12 | Active |
| US7068440B1 | Variable magnification optical system | Physics | 8 | Expired |
| US7417801B2 | Image pickup optical system and image pickup apparatus | Physics | 7 | Active |
| US6900947B2 | Imaging lens device | Physics | 5 | Expired |
| US7339748B2 | Variable magnification optical system | Physics | 5 | Expired |
| US8981198B2 | Stringed instrument | Physics | 4 | Active |
| US10112844B2 | Calcium carbonate microparticles and processes for preparing them | Chemistry; Metallurgy | 2 | Active |
| US10301186B2 | Complexes of calcium carbonate microparticles and fibers as well as processes for preparing them | Chemistry; Metallurgy | 2 | Active |
| US8531578B2 | Wide angle optical system, imaging lens device, monitor camera, and digital apparatus | Physics | 2 | Active |
| US10417397B2 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Physics | 2 | Active |
| US10387086B2 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Electricity | 2 | Active |
| US11268241B2 | Method for manufacturing inorganic particle composite fiber sheet | Textiles; Paper | 1 | Active |
| US7489451B2 | Taking lens system and image capturing apparatus | Physics | 1 | Active |
| US11339529B2 | Complexes of cellulose fibers and inorganic particles | Textiles; Paper | 1 | Active |
| US8576501B2 | Wide-angle optical system, image pickup lens device, monitor camera, and digital apparatus | Physics | 1 | Active |
| US10521192B2 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Physics | 1 | Active |
| US11113044B2 | Information processing apparatus and non-transitory computer readable medium storing program | Physics | 0 | Active |
| US11080123B2 | Information processing apparatus | Physics | 0 | Active |
| US10567603B2 | Information processing apparatus, information processing system, and non-transitory computer readable medium | Electricity | 0 | Active |
| US12392659B2 | Photometric device | Physics | 0 | Active |
| US11390997B2 | Titanium oxide composite fibers and method for producing same | Textiles; Paper | 0 | Active |
| US11556288B2 | Information processing apparatus and non-transitory computer readable medium storing information processing program | Electricity | 0 | Active |
| US11885680B2 | Spectral device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.