Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031185 | Semiconductor device having a disordered superlattice | Takashi Murakami, Hisao Kumabe | 1991-07-09 |
| 4581744 | Surface emitting injection type laser device | Saburo Takamiya, Shigeki Horiuchi, Yoshihiro Kokubo | 1986-04-08 |