Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9041052 | Semiconductor device, semiconductor unit, and power semiconductor device | — | 2015-05-26 |
| 7211861 | Insulated gate semiconductor device | Shigeru Hasegawa, Hideaki Ninomiya, Masahiro Tanaka | 2007-05-01 |
| D503149 | Power converter | Yoko Sakiyama | 2005-03-22 |
| 5708299 | Multichip press-contact type semiconductor device | Michiaki Hiyoshi | 1998-01-13 |