Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7173476 | Semiconductor integrated circuit device | Seiichi Yamamoto, Norihiro Maeda | 2007-02-06 |
| 6980044 | Power element protection circuit and semiconductor device incorporating it | Seiichi Yamamoto, Norihiro Maeda | 2005-12-27 |