Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6327294 | Solid-state laser apparatus | — | 2001-12-04 |
| 5892789 | Solid-state laser apparatus | Koji Yasui, Takafumi Kawai, Susumu Konno | 1999-04-06 |
| 5889808 | Photoexcitation solid laser amplifier photoexcitation solid laser unit and solid laser excitation method | Koji Yasui | 1999-03-30 |
| 5883737 | Diode laser excitation solid-state laser amplifier and diode laser excitation solid-state laser | Shuichi Fujikawa | 1999-03-16 |
| 5661738 | Solid-state laser amplifying apparatus and solid-state laser apparatus capable of oscillating high-power laser beam under stable condition | Koji Yasui | 1997-08-26 |
| 5359616 | Solid state laser apparatus and laser machining apparatus | Koji Yasui, Takashi Yamamoto, Akira Ishimori, Kuniaki Iwashiro | 1994-10-25 |
| 5351259 | Semiconductor laser-pumped solid-state laser with plural beam output | Akira Ishimori, Takashi Yamamoto | 1994-09-27 |
| 4966836 | Direct positive photographic light-sensitive material | Noriyuki Inoue, Shigeo Hirano, Mitsuru Yamamoto | 1990-10-30 |