Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7602126 | Flash discharge lamp | Katsumi Shojo, Takayuki Hiraishi | 2009-10-13 |
| 6307320 | High pressure discharge lamp with bent tip electrodes | Youichi Kouno | 2001-10-23 |
| 5394059 | Metallic vapor discharge lamp and a method for curing paints and inks therewith | Masachika Ohyama, Motohiro Sakai, Kazuyuki Mori | 1995-02-28 |
| 5107178 | Metal vapor discharge lamp filled with bismuth, mercury, a rare gas, iron and a halogen | Masachika Ohyama, Akiyasu Yamaguchi | 1992-04-21 |