Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7668066 | Optical pickup apparatus | Yuichi Atarashi, Junji Hashimura, Kiyono Ikenaka | 2010-02-23 |
| 7668065 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2010-02-23 |
| 7656770 | Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus | Kentarou Nakamura, Nobuyoshi Mori, Eiji Nomura | 2010-02-02 |
| 7508745 | Optical element having a refractive function and an optical path difference providing function | Kiyono Ikenaka, Yuichi Atarashi | 2009-03-24 |
| 7463568 | Objective optical element and optical pickup apparatus | Mitsuru Mimori, Shinichiro Saito, Yuichi Atarashi, Katsuya Sakamoto, Hidekazu Totsuka +1 more | 2008-12-09 |
| 7440381 | Optical pick-up apparatus | Tohru Kimura | 2008-10-21 |
| 7366078 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2008-04-29 |
| 7342851 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2008-03-11 |
| 7173895 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2007-02-06 |
| 7173896 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2007-02-06 |
| 7173897 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2007-02-06 |
| 7164625 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2007-01-16 |
| 7151735 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2006-12-19 |
| 7126902 | Objective lens, optical pickup device and method for producing optical element for optical pickup device | Katsuya Sakamoto, Yuichi Atarashi | 2006-10-24 |
| 7120108 | Objective lens and optical pickup device | Mitsuru Mimori | 2006-10-10 |
| 7075880 | Optical pick-up device and objective lens used therein | Koji Honda, Katsuya Sakamoto, Yuichi Atarashi | 2006-07-11 |
| 6950384 | Optical pickup appratus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2005-09-27 |
| 6898168 | Optical pick-up apparatus | Tohru Kimura | 2005-05-24 |
| 6870805 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Norikazu Arai, Toshiyuki Kojima, Toshihiko Kiriki, Shinichiro Saito | 2005-03-22 |
| 6747812 | Objective lens for optical pick-up apparatus and optical pick-up apparatus | Hidekazu Totsuka, Yuichi Atarashi | 2004-06-08 |
| 6728042 | Optical pick-up device and objective lens used therein | Norikazu Arai | 2004-04-27 |
| 6687209 | Optical pickup apparatus, objective lens, apparatus for reproducing and/or recording optical information recording medium | Norikazu Arai | 2004-02-03 |
| 6671247 | Optical pick-up apparatus, optical element, and objective lens having diffracting section | Norikazu Arai, Toshiyuki Kojima | 2003-12-30 |
| 6512640 | Objective lens for pickup and light pickup apparatus | Tohru Kimura | 2003-01-28 |
| 6429972 | Diffraction lens | Toshihiko Kiriki | 2002-08-06 |