Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7961583 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2011-06-14 |
| 7924681 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2011-04-12 |
| 7889617 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2011-02-15 |
| 7668065 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2010-02-23 |
| 7366078 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, 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 | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2008-03-11 |
| 7327663 | Recording reproducing optical system, objective lens, and aberration correcting optical element | Tohru Kimura | 2008-02-05 |
| 7280444 | Objective optical element, optical pickup device, and optical information recording and reproducing device | Shinichiro Saito | 2007-10-09 |
| 7173897 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2007-02-06 |
| 7173895 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, 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 | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, 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 | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, 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 | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2006-12-19 |
| 7012767 | Optical pickup lens, molded optical component, handling method, and mold for optical component | Shogo Yamamoto, Hiroyuki Hattori, Etsuzo Kurihara, Shinichiro Saito, Takashi Matsumaru +3 more | 2006-03-14 |
| 6950384 | Optical pickup appratus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2005-09-27 |
| 6919996 | Objective lens for use in optical pickup apparatus and optical pickup apparatus | Kazuhiro Wada, Hiroyuki Hattori, Yayol Eguro, Koji Honda, Yuichi Honda +1 more | 2005-07-19 |
| 6894849 | Molded optical component, handling method, and assembling method | Shogo Yamamoto, Hiroyuki Hattori, Etsuzo Kurihara, Shinichiro Saito, Takashi Matsumaru +3 more | 2005-05-17 |
| 6870805 | Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method | Toshiyuki Kojima, Toshihiko Kiriki, Kohei Ota, Shinichiro Saito | 2005-03-22 |
| 6765732 | Optical pickup lens, molded optical component, handling method, and mold for optical component | Shogo Yamamoto, Hiroyuki Hattori, Etsuzo Kurihara, Shinichiro Saito, Takashi Matsumaru +3 more | 2004-07-20 |
| 6728042 | Optical pick-up device and objective lens used therein | Kohei Ota | 2004-04-27 |
| 6687209 | Optical pickup apparatus, objective lens, apparatus for reproducing and/or recording optical information recording medium | Kohei Ota | 2004-02-03 |
| 6671247 | Optical pick-up apparatus, optical element, and objective lens having diffracting section | Toshiyuki Kojima, Kohei Ota | 2003-12-30 |
| 6414751 | Displacement measurement apparatus | Tatsuji Kurogama, Makoto Banno | 2002-07-02 |
| 6411587 | Optical pickup optical system, optical pickup apparatus, coupling optical system, coupling optical system lens and recording/reproduction apparatus | Toshiyuki Kojima, Koji Honda | 2002-06-25 |
| 6400672 | Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens | Hiroyuki Yamazaki, Shinichiro Saito | 2002-06-04 |