Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10050402 | Gas laser oscillation device and gas laser processing machine | Hiroyuki Hayashikawa, Nobuo Shinno | 2018-08-14 |
| 9590379 | Gas laser oscillation device | Hiroyuki Hayashikawa | 2017-03-07 |
| 8811446 | Gas laser oscillator apparatus and laser gas replacement method | Hiroyuki Hayashikawa, Takayuki Yamashita | 2014-08-19 |
| 8792529 | Gas laser oscillation device and gas laser processing machine | Hiroyuki Hayashikawa, Nobuo Shinno | 2014-07-29 |
| 7580439 | Gas laser oscillator | Hiroyuki Hayashikawa, Atsuki Yamamoto | 2009-08-25 |
| 7194015 | Laser oscillating apparatus and laser working machine | Hiroyuki Hayashikawa | 2007-03-20 |
| 7130324 | Axial flow type gas laser oscillator | Hiroyuki Hayashikawa | 2006-10-31 |
| 7046705 | Gas laser transmitter | Hiroyuki Hayashikawa | 2006-05-16 |
| 6944200 | Laser oscillator | Hiroyuki Hayashikawa | 2005-09-13 |
| 6895030 | Laser oscillating device | Hiroyuki Hayashikawa | 2005-05-17 |
| 6768761 | Gas laser oscillator | Hiroyuki Hayashikawa | 2004-07-27 |
| 6580742 | Laser oscillating apparatus | Hiroyuki Hayashikawa, Tetsuji Nishimura | 2003-06-17 |
| 6208676 | Gas laser oscillator | — | 2001-03-27 |
| 5856993 | Gas laser oscillator | Takuma Katoh, Hidehiko Karasaki | 1999-01-05 |
| 5351265 | Gas laser oscillation device and an optical axis alignment method therefor | — | 1994-09-27 |
| 5268919 | Gas laser oscillating device | Yutaka Iwasaki | 1993-12-07 |
| 5172389 | Gas laser apparatus | Naoya Horiuchi | 1992-12-15 |