Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667489 | Heterojunction bipolar transistor and method for production thereof | Isao Suzumura, Katsuya Oda | 2003-12-23 |
| 6658217 | Optical receiver | Kenichi Ohhata, Ryoji Takeyari, Toru Masuda, Yasushi Hatta | 2003-12-02 |
| 6653715 | Bipolar transistor | Masao Kondo, Katsuya Oda | 2003-11-25 |
| 6600178 | Heterojunction bipolar transistor | Reiko Hayami, Hiromi Shimamoto, Masao Kondo, Katsuya Oda, Eiji Oue +1 more | 2003-07-29 |
| 6521974 | Bipolar transistor and manufacturing method thereof | Katsuya Oda, Eiji Ohue, Masao Kondo, Masamichi Tanabe, Hiromi Shimamoto | 2003-02-18 |