Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7910440 | Semiconductor device and method for making the same | Tsuyoshi Ohta | 2011-03-22 |
| 7843372 | D/A conversion circuit | — | 2010-11-30 |
| 7576392 | Semiconductor device including gate wiring, main electrodes and connecting plate connected onto said main electrodes | Kenichi Ogata, Tatsuo Yoneda | 2009-08-18 |
| 7224022 | Vertical type semiconductor device and method of manufacturing the same | Keinichi Tokano, Yoshihiko Saito, Shigeo Kouzuki, Yasunori Usui, Masaru Izumisawa | 2007-05-29 |
| 6930355 | Silicided trench gate power mosfets ultrasonically bonded to a surface source electrode | Hirobumi Matsuki, Akio Takano | 2005-08-16 |
| 6919249 | Semiconductor device and its manufacturing method comprising a trench gate | Tatsuo Yoneda, Hirobumi Matsuki | 2005-07-19 |
| 6750511 | Trench-gate semiconductor device | Tatsuo Yoneda, Hirobumi Matsuki | 2004-06-15 |
| 6717210 | Trench gate type semiconductor device and fabricating method of the same | Akio Takano | 2004-04-06 |