Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8019188 | Optical transmission apparatus | Kazuhiro Sakai, Hiroki SUGIBUCHI, Akira Sakamoto | 2011-09-13 |
| 7684459 | Semiconductor laser apparatus and fabrication method of the same | Hideo Nakayama, Akemi Murakami, Ryoji Ishii, Yasuaki Kuwata | 2010-03-23 |
| 7502566 | Light-emitting module | Yasuaki Kuwata, Hideo Nakayama, Akemi Murakami, Ryoji Ishii | 2009-03-10 |
| 7496123 | VCSEL with improved high frequency characteristics, semiconductor laser device, module, and optical transmission device | Nobuaki Ueki, Ryoji Ishii, Takeshi Nakamura | 2009-02-24 |
| 7366218 | Vertical cavity surface emitting laser diode and process for producing the same | Nobuaki Ueki | 2008-04-29 |
| 7352787 | Vertical cavity surface emitting laser diode and process for producing the same | Nobuaki Ueki | 2008-04-01 |
| 6468707 | Image-forming process and image-forming apparatus | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Yusaku Shibuya, Yutaka Sugizaki +1 more | 2002-10-22 |