Issued Patents All Time
Showing 25 most recent of 115 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8961839 | Production method of optical waveguide | Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu, Akira Fujii | 2015-02-24 |
| 7809228 | Optical waveguide film, method for manufacturing the same, and optical transmission and reception module | Shigemi Ohtsu, Toshihiko Suzuki, Masahiro Igusa, Kazutoshi Yatsuda, Akira Fujii +1 more | 2010-10-05 |
| 7781236 | Optical element mounting method and optical element mounting device | Toshihiko Suzuki, Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii | 2010-08-24 |
| 7749410 | Method of fabricating polymer optical circuit | Keishi Shimizu, Akira Fujii, Toshihiko Suzuki, Kazutoshi Yatsuda, Shigemi Ohtsu | 2010-07-06 |
| 7747115 | Optical waveguide device and light outputting module | Shigemi Ohtsu, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii | 2010-06-29 |
| 7731430 | Sub-mount for mounting optical component, manufacturing method thereof, and light transmission and reception module | Shigemi Ohtsu, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii | 2010-06-08 |
| 7702206 | Optical waveguide and method for manufacturing the same | Keishi Shimizu, Masahiro Igusa, Akira Fujii, Toshihiko Suzuki, Kazutoshi Yatsuda +1 more | 2010-04-20 |
| 7695774 | Titanium oxide photocatalyst thin film and production method of titanium oxide photocatalyst thin film | Shigemi Ohtsu, Tatsuya Maruyama, Kazuhito Hashimoto | 2010-04-13 |
| 7695652 | Optical waveguide and method for manufacturing the same | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Masahiro Igusa +1 more | 2010-04-13 |
| 7653280 | Polymer optical waveguide and method for manufacturing the same | Akira Fujii, Keishi Shimizu, Shigemi Ohtsu, Kazutoshi Yatsuda, Toshihiko Suzuki | 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, Toshihiko Suzuki, Akira Fujii, Kazutoshi Yatsuda, Keishi Shimizu | 2010-01-12 |
| 7620285 | Optical waveguide with a colored layer and method for manufacturing the same | Toshihiko Suzuki, Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Akira Fujii | 2009-11-17 |
| 7616852 | Optical substrate, optical waveguide, and optical waveguide substrate | Shigemi Ohtsu, Toshihiko Suzuki, Akira Fujii, Kazutoshi Yatsuda, Keishi Shimizu | 2009-11-10 |
| 7604758 | Process for producing polymer optical waveguide | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda | 2009-10-20 |
| 7582234 | Producing method of polymer optical waveguide | Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda | 2009-09-01 |
| 7569168 | Method of producing polymer optical waveguide | Keishi Shimizu, Shigemi Ohtsu, Kazutoshi Yatsuda | 2009-08-04 |
| 7568846 | Optical reception and transmission module | Shigemi Ohtsu, Toshihiko Suzuki, Masahiro Igusa, Kazutoshi Yatsuda, Akira Fujii +1 more | 2009-08-04 |
| 7561773 | Optical waveguide, method of manufacturing the same and optical communication module | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu | 2009-07-14 |
| 7546010 | Lens-incorporating optical waveguide, and method for manufacturing the same | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu | 2009-06-09 |
| 7542647 | Optical reception and transmission module | Shigemi Ohtsu, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Masahiro Igusa +1 more | 2009-06-02 |
| 7542646 | Optical waveguide and method of manufacturing the same | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu | 2009-06-02 |
| 7539384 | Optical waveguide and method of manufacturing the same | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu | 2009-05-26 |
| 7438838 | Polymeric optical waveguide-forming master plate, method for producing polymer optical waveguide, and aperture changeable polymeric optical waveguide | Keishi Shimizu, Shigemi Ohtsu, Kazutoshi Yatsuda | 2008-10-21 |
| 7394952 | Optical transmission device and optical module | Osamu Ueno, Shigemi Ohtsu, Keishi Shimizu | 2008-07-01 |
| 7386213 | Bidirectional communication optical waveguide and manufacturing method thereof | Keishi Shimizu, Shigemi Ohtsu, Kazutoshi Yatsuda, Akira Fujii, Toshihiko Suzuki | 2008-06-10 |