Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771685 | Discharge electrodes connecting structure for laser apparatus and laser apparatus therewith | Takanobu Ishihara, Takashi Matsunaga, Yasufumi Kawasuji | 2004-08-03 |
| 6570899 | Gas laser device | Takanobu Ishihara, Shunsuke Yoshioka | 2003-05-27 |
| 6490310 | Laser discharge electrodes with current return plate structure | Takanobu Ishihara, Takashi Matsunaga, Yasufumi Kawasuji | 2002-12-03 |