Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392258 | High speed heterojunction bipolar transistor, and RF power amplifier and mobile communication system using the same | Koji Hirata | 2002-05-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392258 | High speed heterojunction bipolar transistor, and RF power amplifier and mobile communication system using the same | Koji Hirata | 2002-05-21 |