Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879592 | Semiconductor laser device | Nobuto Kageyama, Hirofumi Kan | 2014-11-04 |
| 7944956 | Heat sink, laser apparatus provided with such heat sink, and laser stack apparatus | Hirofumi Kan, Nobuo Watanabe, Satoru Ooishi, Nobutaka Suzuki | 2011-05-17 |
| 7885299 | Semiconductor laser equipment | Hirofumi Kan, Masanobu Yamanaka | 2011-02-08 |
| 7885305 | Semiconductor laser device and semiconductor laser device array | Akiyoshi Watanabe, Hirofumi Kan | 2011-02-08 |
| 7764432 | Laser equipment | Hirofumi Kan, Takayuki Uchiyama, Masaaki Matsuura, Toshimasa Matsuno | 2010-07-27 |
| 7733570 | Condenser | Yujin Zheng, Hirofumi Kan | 2010-06-08 |
| 7622694 | Laser beam machine | Hirofumi Kan, Syunichi Gonda, Yujin Zheng | 2009-11-24 |
| 7599414 | Laser device | Hirofumi Kan | 2009-10-06 |
| 7577174 | Semiconductor laser device and semiconductor laser element array | Akiyoshi Watanabe, Hirofumi Kan | 2009-08-18 |
| 7567598 | Semiconductor laser equipment | Hirofumi Kan | 2009-07-28 |
| 7522643 | Semiconductor laser device | Hirofumi Kan | 2009-04-21 |
| 7489447 | Optical condenser device | Yujin Zheng, Hirofumi Kan | 2009-02-10 |
| 7486710 | Semiconductor laser device and method of manufacturing the same | Hirofumi Kan, Nobuo Watanabe | 2009-02-03 |
| 7447248 | Semiconductor laser element and semiconductor laser element array | Akiyoshi Watanabe, Hirofumi Kan | 2008-11-04 |
| 7372877 | Fiber laser unit | Akira Shirakawa, Kenichi Ueda, Hirofumi Kan | 2008-05-13 |
| 6895026 | Heat sink and semiconductor laser apparatus and semiconductor laser stack apparatus using the same | Hirofumi Kan, Toshio Naitoh, Hirokazu Ohta, Takeshi Kanzaki | 2005-05-17 |
| 6804275 | Heat sink and semiconductor laser apparatus and semiconductor laser stack apparatus using the same | Hirofumi Kan | 2004-10-12 |