Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9142565 | SOI substrate with acceptor-doped layer | Fumio Sasaki, Ryoichi Ohara | 2015-09-22 |
| 8923781 | Semiconductor switch and wireless device | Yugo Kunishi, Toshiki Seshita, Mitsuru Sugawara | 2014-12-30 |
| 8698574 | High-frequency switch | Masayuki Sugiura, Noriyasu Kurihara, Toshiki Seshita, Hirotsugu Wakimoto, Toshiyuki Shimizu +2 more | 2014-04-15 |
| 8232827 | Semiconductor switch | Toshiki Seshita | 2012-07-31 |
| 8134224 | Radio frequency semiconductor device | Fumio Sasaki, Ryoichi Ohara | 2012-03-13 |
| 7468543 | Semiconductor device, communication device, and semiconductor device inspecting method | Toshiki Seshita | 2008-12-23 |
| 7157749 | Bipolar transistor with a GaAs substrate and a SiGe base or collector | Hidetoshi Fujimoto, Tetsuro Nozu, Akira Yoshioka | 2007-01-02 |
| 7148737 | Semiconductor switching circuit | Toshiki Seshita | 2006-12-12 |
| 6936870 | Heterojunction type compound semiconductor field effect transistor and its manufacturing method | Kazuya Nishihori, Masanori Ochi, Takao Noda, Kenji Hommyo | 2005-08-30 |