Yuichi Atarashi
59Patents
8h-index
92Co-inventors
77Inventor score
Filing activity: Sep 1, 1998 → Apr 12, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10446007B2 | Watching system and management server | Electricity | 30 | Active |
| US7488170B2 | Metallic mold for optical element and optical element | Performing Operations; Transporting | 29 | Expired |
| US7206276B2 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Physics | 24 | Expired |
| US6891679B2 | Optical system and image pickup apparatus | Physics | 21 | Expired |
| US7369481B2 | Optical element, aberration correcting element, light converging element, objective optical system, optical pickup device, and optical information recording reproducing device | Physics | 14 | Expired |
| US6495225B1 | Molding material | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5970260A | Camera equipped with zoom lens | Physics | 9 | Expired |
| US6233403A | Lens-fitted film unit with a built-in electronic flash unit and image forming method based on a photographic film exposed by the lens-fitted film unit with a built-in electronic flash unit | Physics | 8 | Expired |
| US7193954B2 | Optical pickup device and objective lens for the optical pickup device | Physics | 7 | Expired |
| US7397616B2 | Optical communication module and optical element for optical communication module | Physics | 6 | Expired |
| US6813103B2 | Producing method of image pickup device | Electricity | 6 | Expired |
| US6747812B2 | Objective lens for optical pick-up apparatus and optical pick-up apparatus | Physics | 6 | Expired |
| US7210103B2 | Printed book publishing system and management method for printed book publishing | Physics | 5 | Expired |
| US7382709B2 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Physics | 5 | Active |
| US7524068B2 | Projection optical system | Electricity | 5 | Active |
| US6765732B2 | Optical pickup lens, molded optical component, handling method, and mold for optical component | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6894849B2 | Molded optical component, handling method, and assembling method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7508745B2 | Optical element having a refractive function and an optical path difference providing function | Physics | 3 | Expired |
| US7668066B2 | Optical pickup apparatus | Physics | 3 | Active |
| US7872959B2 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Physics | 3 | Active |
| US7483358B2 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Physics | 3 | Active |
| US7075880B2 | Optical pick-up device and objective lens used therein | Physics | 3 | Expired |
| US7117523B2 | Book on-demand system | Physics | 3 | Expired |
| US7012767B2 | Optical pickup lens, molded optical component, handling method, and mold for optical component | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6919996B2 | Objective lens for use in optical pickup apparatus and optical pickup apparatus | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.