Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768263 | Short arc type mercury lamp | Yukio Yasuda | 2004-07-27 |
| 6573658 | Mercury lamp of the short arc type and UV emission device | Motohiro Sakai, Yukio Yasuda, Tatsumi Hiramoto | 2003-06-03 |
| 6373189 | Mercury lamp of the short arc type having specific relationship with various dimensions of the bulb and UV emission device | Yukio Yasuda, Motohiro Sakai | 2002-04-16 |
| 5757132 | Dielectric barrier discharge lamp | Hiromitsu Matsuno, Nobuyuki Hishinuma, Kenichi Hirose, Kunio Kasagi, Fumitoshi Takemoto +1 more | 1998-05-26 |
| 5666026 | Dielectric barrier discharge lamp | Hiromitsu Matsuno, Nobuyuki Hishinuma, Kenichi Hirose, Kunio Kasagi, Fumitoshi Takemoto +1 more | 1997-09-09 |