Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057345 | Short arc discharge lamp and light source device | Yasuro Kikuchi, Takeo Matsushima | 2006-06-06 |
| 6831425 | Xenon discharge lamp lighting device | Takeo Matsushima, Kyosuke Fujina | 2004-12-14 |
| 6741035 | Short arc discharge lamp | Takeo Matsushima | 2004-05-25 |
| 6483239 | Light source device | Kiyoyuki Kabuki, Toshiyuki Suga, Masashi Nakayama | 2002-11-19 |