Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795480 | Semiconductor laser device | Shusuke Kaya, Michio Okubo, Seiji Uchiyama | 2004-09-21 |
| 5929461 | Optical semiconductor device having a semiconductor laminate mirror | Takeharu Yamaguchi, Michio Ohkubo | 1999-07-27 |
| 5809078 | Relay node system and relay control method of the same system | Hideaki Tani | 1998-09-15 |
| 5757833 | Semiconductor laser having a transparent light emitting section, and a process of producing the same | Satoshi Arakawa, Norihiro Iwai, Takuya Ishikawa, Akihiko Kasukawa, Michio Ohkubo | 1998-05-26 |
| 4812551 | Novolak resin for positive photoresist | Fumio Oi, Haruyoshi Osaki, Akihiro Furuta, Yukikazu Uemura, Yasunori Uetani +1 more | 1989-03-14 |