Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072001 | Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same | Isao Ohbu, Yasunari Umemoto, Atsushi Kurokawa | 2011-12-06 |