Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7619361 | Discharge lamp device including an airtight container filled with a noble gas | Masaki Hirohashi, Nobuhiro Shimizu, Norikazu Yamamoto, Yoko Matsubayashi, Yutaka Wakimura +2 more | 2009-11-17 |
| 7495376 | Light source device, lighting device, and liquid crystal display device | Yoko Matsubayashi, Shinichiro Hataoka, Masaki Hirohashi, Nobuhiro Shimizu, Norikazu Yamamoto | 2009-02-24 |
| 7282861 | Light source device, lighting device and liquid crystal display device | Masaki Hirohashi, Nobuhiro Shimizu, Norikazu Yamamoto, Yoko Matsubayashi | 2007-10-16 |
| 7276851 | Discharge lamp device and backlight having external electrode unit | Masaki Tanabe, Koichiro Matsuoka, Yusuke Mori, Hisashi Dejima, Norikazu Yamamoto +1 more | 2007-10-02 |
| 6946796 | Light source device and liquid crystal display employing the same | Norikazu Yamamoto, Nobuhiro Shimizu | 2005-09-20 |
| 6906461 | Light source device with inner and outer electrodes and liquid crystal display device | Norikazu Yamamoto, Nobuhiro Shimizu | 2005-06-14 |
| 6903518 | Discharge lamp device and backlight using the same | Norikazu Yamamoto, Nobuhiro Shimizu | 2005-06-07 |
| 6891334 | Light source device and liquid crystal display employing the same | Norikazu Yamamoto, Nobuhiro Shimizu | 2005-05-10 |
| 6806647 | Light source device with discontinuous electrode contact portions and liquid crystal display | Norikazu Yamamoto, Nobuhiro Shimizu | 2004-10-19 |
| 6806648 | Light source device and liquid crystal display device | Nobuhiro Shimizu, Norikazu Yamamoto | 2004-10-19 |
| 6290875 | Trivalent rare earth ion-containing aluminate phosphor, a method for producing the same and a light emitting device using the same | Shouzo Oshio, Tomizo Matsuoka | 2001-09-18 |
| 6096243 | Method for producing a divalent europium-activated phosphor | Shouzo Oshio, Tomizo Matsuoka, Toru Higashi | 2000-08-01 |
| 5879586 | Method for producing aluminate phosphor | Koji Kitamura, Shozo Oshio, Shigeru Horii, Takeshi Nishiura, Tomizo Matsuoka | 1999-03-09 |
| 5406305 | Display device | Youko Shimomura, Tetsuji Takeuchi | 1995-04-11 |
| 5394204 | Projection type image display device | Takeshi Nishiura | 1995-02-28 |
| 5309340 | Lighting apparatus | Takeshi Nishiura | 1994-05-03 |
| 5254907 | Lighting system for use in vehicle cabin | Yoshio Matsuno, Hitoshi Matsui, Izumi Okamura, Yoshinori Tanabe | 1993-10-19 |
| 5226711 | Lighting system for use in vehicle cabin | Yoshio Matsuno, Hitoshi Matsui, Izumi Okamura, Yoshinori Tanabe | 1993-07-13 |
| 5206562 | Lighting system for use in vehicle cabin | Yoshio Matsuno, Hitoshi Matsui, Izumi Okamura, Yoshinori Tanabe | 1993-04-27 |
| 5151850 | Vehicle room floor illuminating apparatus | Yoshio Matsuno, Shinichiro Choji, Kazuhiko Ito | 1992-09-29 |
| 5149186 | Vehicle room floor illuminating apparatus | Yoshio Matsuno, Shinichiro Choji, Kazuhiko Ito | 1992-09-22 |
| 5149187 | Lighting system for use in vehicle cabin | Yoshio Matsuno, Hitoshi Matsui, Izumi Okamura, Yoshinori Tanabe | 1992-09-22 |