Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8319317 | Mesa type semiconductor device and manufacturing method thereof | Katsuyuki Seki, Naofumi Tsuchiya, Akira Suzuki | 2012-11-27 |
| 8227901 | Mesa type semiconductor device and manufacturing method thereof | Katsuyuki Seki, Akira Suzuki, Keita Odajima, Koujiro Kameyama | 2012-07-24 |
| 8154129 | Electrode structure and semiconductor device | Kojiro Kameyama, Takahiro Oikawa | 2012-04-10 |
| 7678192 | Method of solidifying and detoxifying soil, incinerated ash and coal ash and method of detoxifying polluted water containing dioxins and PCB | Takeo Nishiura | 2010-03-16 |
| 7659576 | Semiconductor device and method of manufacturing the same | Kojiro Kameyama | 2010-02-09 |
| 7399999 | Semiconductor device | Tetsuya Yoshida, Tetsuya Okada, Hiroaki Saito, Shigeyuki Murai | 2008-07-15 |
| 6906410 | Semiconductor device and method for manufacturing same | Tsutomu Aono | 2005-06-14 |
| 6841421 | Method of manufacturing wiring structure of a power semiconductor device | Tsutomu Aono | 2005-01-11 |
| 6822338 | Wiring structure of semiconductor device | Tsutomu Aono | 2004-11-23 |
| 5443700 | Method for treating waste water containing oil composed of esters, and treating apparatus thereof | Yasuo Hirose | 1995-08-22 |