Takuya Tanaka
83Patents
8h-index
68Co-inventors
81Inventor score
Filing activity: Jan 15, 1993 → May 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5364682A | Composite sliding member with impregnated mesh layer | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6320888A | Frequency stabilized laser and method for preparing thereof | Electricity | 37 | Expired |
| US5385321A | Belt clamp | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6229938A | WDM filter | Physics | 14 | Expired |
| US8369666B2 | Optical wavelength multiplexing/ de-multiplexing circuit | Physics | 13 | Active |
| US6305847A | Sliding bearing | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6983681B2 | Sliding member | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6863994B2 | Sliding bearing and method of manufacturing the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US10572993B2 | Information processing apparatus, information processing method and recording medium | Physics | 6 | Active |
| US7245793B2 | Optical waveguide circuit | Physics | 6 | Expired |
| US7662472B2 | Plain bearing | Emerging Cross-Sectional Technologies | 5 | Active |
| US8017668B2 | Composition for dry lubricant film and plain bearing with sliding layer using the same | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6866421B2 | Plain bearing and process for producing the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9715086B2 | Imaging lens and imaging apparatus equipped with the imaging lens | Physics | 4 | Active |
| US7101087B2 | Sliding member | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9207432B2 | Imaging lens and imaging device provided with the same | Physics | 3 | Active |
| US10043090B2 | Information processing device, information processing method, computer-readable recording medium, and inspection system | Physics | 3 | Active |
| US9753257B2 | Imaging lens and imaging apparatus equipped with the imaging lens | Physics | 3 | Active |
| US10698187B2 | Extender lens and imaging apparatus | Physics | 3 | Active |
| US10168514B2 | Zoom lens and imaging apparatus | Physics | 2 | Active |
| US6637660B2 | Bar code reader | Physics | 2 | Expired |
| US11372159B2 | Method for forming groove in hybrid optical device, and hybrid optical device | Physics | 2 | Active |
| US10838180B2 | Zoom lens and imaging apparatus | Physics | 2 | Active |
| US10168513B2 | Zoom lens and imaging apparatus | Physics | 2 | Active |
| US6926923B2 | Method of forming coat on inner surface of bearing and apparatus for the same | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.