Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6021149 | Optical semiconductor module | Yasunori Miyazaki | 2000-02-01 |
| 4592061 | Transverse junction stripe laser with steps at the end faces | Hisao Kumabe, Saburo Takamiya | 1986-05-27 |
| 4353754 | Thermo-sensitive switching element manufacturing method | Kenichi Yamanaka, Yutaka Mihashi | 1982-10-12 |