Issued Patents All Time
Showing 51–75 of 152 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7865256 | Audio playback apparatus | — | 2011-01-04 |
| 7844156 | Optical waveguide film and optical transmitter and receiver module | Shigemi Ohtsu, Akira Fujii, Kazutoshi Yatsuda, Masahiro Igusa, Keishi Shimizu | 2010-11-30 |
| 7806402 | Bill discriminating and counting apparatus | Tomoyasu Sato, Atsushi Suzuki | 2010-10-05 |
| 7809228 | Optical waveguide film, method for manufacturing the same, and optical transmission and reception module | Shigemi Ohtsu, Masahiro Igusa, Kazutoshi Yatsuda, Akira Fujii, Keishi Shimizu +1 more | 2010-10-05 |
| 7781236 | Optical element mounting method and optical element mounting device | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii, Eiichi Akutsu | 2010-08-24 |
| 7769264 | Optical waveguide with position recognition mark and method for producing the same | Keishi Shimizu, Akira Fujii, Kazutoshi Yatsuda, Masahiro Igusa, Shigemi Ohtsu | 2010-08-03 |
| 7756366 | Optical waveguide film, method of producing the same, and optical transmitter and receiver module | Shigemi Ohtsu, Akira Fujii, Kazutoshi Yatsuda, Masahiro Igusa, Keishi Shimizu | 2010-07-13 |
| 7749410 | Method of fabricating polymer optical circuit | Keishi Shimizu, Akira Fujii, Kazutoshi Yatsuda, Shigemi Ohtsu, Eiichi Akutsu | 2010-07-06 |
| 7747115 | Optical waveguide device and light outputting module | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii, Eiichi Akutsu | 2010-06-29 |
| 7744969 | Retardation film and method for production thereof | Kyoko Hino, Hiroaki Takahata | 2010-06-29 |
| 7731430 | Sub-mount for mounting optical component, manufacturing method thereof, and light transmission and reception module | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii, Eiichi Akutsu | 2010-06-08 |
| 7711555 | Method for compression and expansion of digital audio data | — | 2010-05-04 |
| 7702206 | Optical waveguide and method for manufacturing the same | Keishi Shimizu, Masahiro Igusa, Akira Fujii, Kazutoshi Yatsuda, Shigemi Ohtsu +1 more | 2010-04-20 |
| 7695652 | Optical waveguide and method for manufacturing the same | Akira Fujii, Keishi Shimizu, Kazutoshi Yatsuda, Masahiro Igusa, Shigemi Ohtsu +1 more | 2010-04-13 |
| 7684680 | Apparatus for recording signals on disk recording medium | Hidenori Hoshi, Hiroaki Endo | 2010-03-23 |
| 7655123 | Gas sensor | Atsushi Sakon, Osamu Nakasone, Kaori Takahashi | 2010-02-02 |
| 7653280 | Polymer optical waveguide and method for manufacturing the same | Akira Fujii, Keishi Shimizu, Shigemi Ohtsu, Kazutoshi Yatsuda, Eiichi Akutsu | 2010-01-26 |
| 7646948 | Flexible optical waveguide film, optical transceiver module, multi-channel optical transceiver module, and method of manufacturing flexible optical waveguide film | Shigemi Ohtsu, Akira Fujii, Kazutoshi Yatsuda, Keishi Shimizu, Eiichi Akutsu | 2010-01-12 |
| 7620285 | Optical waveguide with a colored layer and method for manufacturing the same | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii, Eiichi Akutsu | 2009-11-17 |
| 7616852 | Optical substrate, optical waveguide, and optical waveguide substrate | Shigemi Ohtsu, Akira Fujii, Kazutoshi Yatsuda, Keishi Shimizu, Eiichi Akutsu | 2009-11-10 |
| 7573796 | Information recording apparatus | — | 2009-08-11 |
| 7568846 | Optical reception and transmission module | Shigemi Ohtsu, Masahiro Igusa, Kazutoshi Yatsuda, Akira Fujii, Keishi Shimizu +1 more | 2009-08-04 |
| 7561773 | Optical waveguide, method of manufacturing the same and optical communication module | Akira Fujii, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu, Eiichi Akutsu | 2009-07-14 |
| 7546010 | Lens-incorporating optical waveguide, and method for manufacturing the same | Akira Fujii, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu, Eiichi Akutsu | 2009-06-09 |
| 7542647 | Optical reception and transmission module | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Masahiro Igusa, Akira Fujii +1 more | 2009-06-02 |