Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750158 | Method for producing a semiconductor device | Daisuke Ueda, Masahiro Ishida, Masaaki Yuri, Hirokazu Shimizu | 2004-06-15 |
| 6723165 | Method for fabricating Group III nitride semiconductor substrate | Masahiro Ishida, Satoshi Tamura, Shinichi Takigawa | 2004-04-20 |