Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7524068 | Projection optical system | Kohtaro Hayashi, Masayuki Imaoka, Hiroshi Kibayashi | 2009-04-28 |
| 7511880 | Semiconductor light source module | Nobuyoshi Mori, Katsuya Yagi, Fumio Nagai, David August Sniezek Loeber, Jacques Gollier +1 more | 2009-03-31 |
| 7508745 | Optical element having a refractive function and an optical path difference providing function | Kiyono Ikenaka, Kohei Ota | 2009-03-24 |
| 7488170 | Metallic mold for optical element and optical element | Seiji Yuasa, Shigeru Hosoe | 2009-02-10 |
| 7481587 | Optical element, mold for the optical element, method for manufacturing the optical element and bidirectional optical communication module | Hajime Kobayashi, Yayoi Eguro, Nobuyoshi Mori, Hiroyuki Hattori, Yoshiharu Masaki +3 more | 2009-01-27 |
| 7483358 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Tohru Kimura, Katsuya Sakamoto | 2009-01-27 |
| 7468849 | Object lens unit and optical pickup device employing the unit | Shogo Yamamoto, Kazuhiro Wada, Tsutomu Shimizu | 2008-12-23 |
| 7463568 | Objective optical element and optical pickup apparatus | Mitsuru Mimori, Kohei Ota, Shinichiro Saito, Katsuya Sakamoto, Hidekazu Totsuka +1 more | 2008-12-09 |
| 7397616 | Optical communication module and optical element for optical communication module | Fumio Nagai, Nobuyoshi Mori | 2008-07-08 |
| 7382709 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Tohru Kimura, Katsuya Sakamoto | 2008-06-03 |
| 7369481 | Optical element, aberration correcting element, light converging element, objective optical system, optical pickup device, and optical information recording reproducing device | Tohru Kimura, Kiyoshi Yamashita, Nobuyoshi Mori | 2008-05-06 |
| 7352518 | Objective optical system and optical pickup apparatus | Kazutaka Noguchi | 2008-04-01 |
| 7317677 | Semiconductor laser light source device and optical pickup device | — | 2008-01-08 |
| 7304935 | Optical pickup device and correcting element used in the optical pickup device | Kiyono Ikenaka, Shinichiro Saito | 2007-12-04 |
| 7301713 | Object lens unit and optical pickup device employing the unit | Shogo Yamamoto, Kazuhiro Wada, Tsutomu Shimizu | 2007-11-27 |
| 7289415 | Optical pick-up apparatus and divergent angle-converting element | Kiyono Ikenaka, Shinichiro Saito | 2007-10-30 |
| 7236445 | Optical head for recording and reading information and objective lens for use therein | Hiroyuki Hattori | 2007-06-26 |
| 7210103 | Printed book publishing system and management method for printed book publishing | Seitarou Kasahara, Mitsuo Motohashi, Akira Kinoshita, Akitoshi Matsubara, Masahiko Kamei +4 more | 2007-04-24 |
| 7206276 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Tohru Kimura, Katsuya Sakamoto | 2007-04-17 |
| 7193954 | Optical pickup device and objective lens for the optical pickup device | Katsuya Yagi, Tohru Kimura, Kiyono Ikenaka | 2007-03-20 |
| 7126902 | Objective lens, optical pickup device and method for producing optical element for optical pickup device | Katsuya Sakamoto, Kohei Ota | 2006-10-24 |
| 7117523 | Book on-demand system | Seitaro Kasahara, Mitsuo Motohashi, Masahiko Kamei | 2006-10-03 |
| 7075880 | Optical pick-up device and objective lens used therein | Koji Honda, Katsuya Sakamoto, Kohei Ota | 2006-07-11 |
| 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 |
| 6919996 | Objective lens for use in optical pickup apparatus and optical pickup apparatus | Kazuhiro Wada, Hiroyuki Hattori, Yayol Eguro, Norikazu Arai, Koji Honda +1 more | 2005-07-19 |