Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9466947 | Semiconductor laser diode with shortened cavity length | — | 2016-10-11 |
| 9397473 | Laser diode and transmitter module | Yasuo Yamasaki | 2016-07-19 |
| 7267893 | Optical multilayer film and optical semiconductor device including the same | Tadahiro Hiraike | 2007-09-11 |
| 6778572 | Electrode structure, process for fabricating electrode structure and semiconductor light-emitting device | Shigeo Ohsaka, Shinichi Domoto | 2004-08-17 |
| 5777792 | Optical film, an antireflection film, a reflection film, a method for forming the optical film, the antireflection film or the reflection film and an optical device | Sigeo Ohsaka, Shuichi Miura | 1998-07-07 |