Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821870 | Heterojunction bipolar transistor and method for fabricating the same | Takeshi Takagi, Koichiro Yuki, Kenji Toyoda | 2004-11-23 |
| 6720587 | Structure evaluation method, method for manufacturing semiconductor devices, and recording medium | Katsuya Nozawa, Tohru Saitoh, Minoru Kubo | 2004-04-13 |
| 6713790 | Semiconductor device and method for fabricating the same | Akira Asai, Teruhito Oonishi, Takeshi Takagi, Tohru Saitoh, Yoshihiro Hara +4 more | 2004-03-30 |
| 6674150 | Heterojunction bipolar transistor and method for fabricating the same | Takeshi Takagi, Koichiro Yuki, Kenji Toyoda | 2004-01-06 |