Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283995 | Balanced-output triplexer | Tatsuya Fukunaga, Hideya Matsubara | 2012-10-09 |
| 8198792 | Electrodeless discharge lamp, lighting fixture, and method for manufacturing electrodeless discharge lamp | Yoshinori Tsuzuki, Kazuhiko Sakai, Kohji Hiramatsu | 2012-06-12 |
| 7880562 | Balanced-output triplexer | Tatsuya Fukunaga, Hideya Matsubara, Steve Plager | 2011-02-01 |
| 7548141 | High frequency filter | Hideya Matsubara, Shigemitsu Tomaki, Shinichiro Toda | 2009-06-16 |
| 7463120 | High frequency filter | Hideya Matsubara, Shigemitsu Tomaki, Shinichiro Toda | 2008-12-09 |
| 7432786 | High frequency filter | Shigemitsu Tomaki, Shinichiro Toda, Hideya Matsubara | 2008-10-07 |
| 6639341 | Metal halide discharge lamp | Kazuhiko Sakai, Singo Higashisaka, Takuma Hashimoto | 2003-10-28 |
| 5866981 | Electrodeless discharge lamp with rare earth metal halides and halogen cycle promoting substance | Motohiro Saimi, Kazuhiko Watanabe, Shingo Higashisaka, Koji Nishioka | 1999-02-02 |
| 5814944 | High pressure sodium vapor lamp with high color rendering | Naoki Saito, Taku Sumitomo, Koji Nishioka | 1998-09-29 |
| 5747945 | Electrodeless discharge lamp utilizing induced electric field generated by a high frequency electromagnetic field | Shin Ukegawa, Shigeaki Wada, Shingo Higashisaka, Miki Kotani | 1998-05-05 |
| 5519285 | Electrodeless discharge lamp | Shin Ukegawa, Shigeaki Wada, Shingo Higashisaka, Miki Kotani, Motohiro Saimi +3 more | 1996-05-21 |
| 5500571 | Metal vapor discharge lamp | Shigeaki Wada, Shigekazu Kusanagi, Tohru Fujioka | 1996-03-19 |
| 5367226 | Electrodeless discharge lamp having a concave recess and foil electrode formed therein | Shin Ukegawa, Shigeaki Wada, Shingo Higashisaka, Miki Kotani | 1994-11-22 |
| 5256940 | High intensity discharge lamp device | Shigeaki Wada, Shingo Higashisaka | 1993-10-26 |
| 4724361 | High pressure discharge lamp | Shigeaki Wada, Shoiti Morii | 1988-02-09 |