Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017975 | Semiconductor device | Keiichi Murayama, Hirotaka Miyamoto, Kenichi MIYAJIMA | 2011-09-13 |
| 7989845 | Semiconductor device having a hetero-junction bipolar transistor and manufacturing method thereof | Keiichi Murayama, Hirotaka Miyamoto, Kenichi MIYAJIMA | 2011-08-02 |