Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9633829 | Discharge lamp | Yukiharu Tagawa, Tomoyoshi Arimoto, Mitsuo FUNAKOSHI, Yukio Yasuda, Yuki Otoshima | 2017-04-25 |
| 9548196 | Discharge lamp | Yukiharu Tagawa, Tomoyoshi Arimoto, Mitsuo FUNAKOSHI, Yukio Yasuda | 2017-01-17 |
| 8716934 | Short arc discharge lamp | Koji Fujitaka | 2014-05-06 |
| 8598801 | Electric supply device | Takashi Yamashita | 2013-12-03 |
| 8427055 | High pressure discharge lamp | Takuya Tsukamoto, Takashi Yamashita | 2013-04-23 |
| 8342695 | High pressure discharge lamp lighting apparatus and projector | Tetsuji Hirao, Masaaki Uehara, Atsushi Imamura, Koji Yamada | 2013-01-01 |
| 8274223 | High pressure discharge lamp with an electrode having alterating offset parallel grooves | Tetsuji Hirao | 2012-09-25 |