Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8471377 | Semiconductor device and semiconductor circuit substrate | Naoki Kosaka, Kou Kanaya | 2013-06-25 |
| 8232609 | Semiconductor device including field effect transistor with reduced electric field concentration | Tetsuo Kunii, Yoshitsugu Yamamoto, Youichi Nogami | 2012-07-31 |
| 8063420 | Field-effect transistor and method of manufacturing the same | — | 2011-11-22 |
| 7642567 | Field-effect transistor and method of manufacturing the same | Masahiro Totsuka | 2010-01-05 |
| 7557389 | Field-effect transistor | Tetsuo Kunii | 2009-07-07 |
| 7528443 | Semiconductor device with recessed gate and shield electrode | Tetsuo Kunii, Yoshitsugu Yamamoto | 2009-05-05 |
| 7342453 | Cascode circuit | Takayuki Matsuzuka, Akira Inoue | 2008-03-11 |
| 6911837 | Method and apparatus for evaluating and adjusting microwave integrated circuit | Takahide Ishikawa, Yoshitsugu Yamamoto, Tetsuo Kunii, Satoshi Suzuki | 2005-06-28 |