Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46204 | Semiconductor device and DC-DC converter | Yusuke Kawaguchi, Yoshihiro Yamaguchi, Nobuyuki Sato, Shigeaki Hayase | 2016-11-15 |
| 9105716 | Semiconductor device | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2015-08-11 |
| 8410546 | Semiconductor device and DC-DC converter | Yusuke Kawaguchi, Yoshihiro Yamaguchi, Nobuyuki Sato, Shigeaki Hayase | 2013-04-02 |
| 8169023 | Power semiconductor device | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2012-05-01 |
| 8106454 | Power semiconductor device and method for manufacturing same | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2012-01-31 |
| 8049270 | Semiconductor device | Akio Nakagawa, Yusuke Kawaguchi, Syotaro Ono, Yoshihiro Yamaguchi | 2011-11-01 |
| 7927952 | Method of manufacturing semiconductor devices | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2011-04-19 |
| 7919811 | Semiconductor device and method for manufacturing same | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2011-04-05 |
| 7910984 | Semiconductor device and method for manufacturing same | Yoshihiro Yamaguchi, Yusuke Kawaguchi | 2011-03-22 |
| 7872308 | Semiconductor device | Yusuke Kawaguchi, Yoshihiro Yamaguchi | 2011-01-18 |
| 7485921 | Trench gate type MOS transistor semiconductor device | Yusuke Kawaguchi, Yoshihiro Yamaguchi, Syotaro Ono | 2009-02-03 |