Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D900060 | Speaker box | — | 2020-10-27 |
| D729776 | Earphone | Ryo Miyake | 2015-05-19 |
| D675596 | Speaker box | Kazunori Kusuki | 2013-02-05 |
| D673927 | Media player | Yusuke Otani, Asami Yamagishi, Takeshi Miyazaki, Yosuke Shimizu, Daisuke Ishii | 2013-01-08 |
| D640250 | Disc player | Kazunori Kusuki | 2011-06-21 |
| 7961768 | Integrated semiconductor laser device and method of fabricating the same | Hiroaki Izu, Tsutomu Yamaguchi, Hiroki Ohbo, Ryoji Hiroyama, Masayuki Hata | 2011-06-14 |
| 7892874 | Nitride-based light-emitting device and method of manufacturing the same | Tatsuya Kunisato, Ryoji Hiroyama, Masayuki Hata | 2011-02-22 |
| D619131 | Optical disc player/recorder | — | 2010-07-06 |
| 7592630 | Nitride-based light-emitting device and method of manufacturing the same | Tatsuya Kunisato, Ryoji Hiroyama, Masayuki Hata | 2009-09-22 |
| D597120 | Projector | — | 2009-07-28 |
| 7512167 | Integrated semiconductor laser device and method of fabricating the same | Hiroaki Izu, Tsutomu Yamaguchi, Hiroki Ohbo, Ryoji Hiroyama, Masayuki Hata | 2009-03-31 |
| 7488613 | Nitride-based light-emitting device and method of manufacturing the same | Tatsuya Kunisato, Ryoji Hiroyama, Masayuki Hata | 2009-02-10 |
| D584757 | Projector | — | 2009-01-13 |
| D559809 | Optical disc player/recorder | — | 2008-01-15 |
| D556163 | Optical disc player | — | 2007-11-27 |
| D552657 | Projector | — | 2007-10-09 |
| D552600 | Remote controller for optical disc player | — | 2007-10-09 |
| D552601 | Remote controller for optical disc player | — | 2007-10-09 |
| 7260130 | Semiconductor laser device and method of fabricating the same | Kunio Takeuchi, Ryoji Hiroyama, Daijiro Inoue, Shigeyuki Okamoto, Noriaki Matsuoka +1 more | 2007-08-21 |
| 7154123 | Nitride-based semiconductor light-emitting device | Tatsuya Kunisato, Ryoji Hiroyama, Masayuki Hata | 2006-12-26 |
| 6851972 | Connector device and wiper drive motor having connector device | Makoto Koide | 2005-02-08 |
| 6743702 | Nitride-based semiconductor laser device and method of forming the same | Takenori Goto, Yasuhiko Nomura, Tsutomu Yamaguchi | 2004-06-01 |
| 6744075 | Nitride-based semiconductor light-emitting device and method of forming the same | Tsutomu Yamaguchi, Yasuhiko Nomura | 2004-06-01 |
| 6577006 | III-V nitride based semiconductor light emitting device | Nobuhiko Hayashi | 2003-06-10 |
| 5963572 | Semiconductor laser device and manufacturing method thereof | Ryoji Hiroyama, Takahiro Uetani, Koji Komeda, Masayuki Shono, Akira Ibaraki +1 more | 1999-10-05 |