Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667515 | High breakdown voltage semiconductor device | — | 2003-12-23 |
| 6650001 | Lateral semiconductor device and vertical semiconductor device | Yoshihiro Yamaguchi, Hideaki Ninomiya | 2003-11-18 |
| 6566691 | Semiconductor device with trench gate having structure to promote conductivity modulation | Koichi Sugiyama, Hideaki Ninomiya, Tsuneo Ogura | 2003-05-20 |