Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5945690 | Compound semiconductor device | Junji Saito, Hirosato Ochimizu | 1999-08-31 |
| 5844303 | Semiconductor device having improved electronic isolation | Tatsuya Ohori, Hirosato Ochimizu | 1998-12-01 |
| 5837056 | Method for growing III-V group compound semiconductor crystal | — | 1998-11-17 |
| 5818078 | Semiconductor device having a regrowth crystal region | Kozo Makiyama, Masahiko Takikawa, Satoru Asai, Yusuke Matsukura | 1998-10-06 |
| 5762706 | Method of forming compound semiconductor device | Junji Saito, Hirosato Ochimizu | 1998-06-09 |
| 5751028 | Semiconductor device formed on a substrate having an off-angle surface | — | 1998-05-12 |
| 5656076 | Method for growing III-V group compound semiconductor crystal | — | 1997-08-12 |
| 5569953 | Semiconductor device having an isolation region enriched in oxygen | Tatsuya Ohori | 1996-10-29 |
| 5521404 | Group III-V interdiffusion prevented hetero-junction semiconductor device | Hirosato Ochimizu | 1996-05-28 |
| 5480833 | Semiconductor device having an isolation region enriched in oxygen and a fabrication process thereof | Tatsuya Ohori | 1996-01-02 |
| 5460654 | Apparatus for generating raw material gas used in apparatus for growing thin film | Hitoshi Tanaka, Hirosato Ochimizu | 1995-10-24 |
| 5128275 | Method for fabricating a semiconductor device including a semi-insulating semiconductor layer | Masahiko Takikawa, Tadao Okabe | 1992-07-07 |