Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614282 | Clamp circuit for a semiconductor integrated circuit device | Hirofumi Abe, Hiroshi Fujii, Hideaki Ishihara | 2003-09-02 |
| 6581119 | Interrupt controller and a microcomputer incorporating this controller | Kouichi Maeda, Hideaki Ishihara | 2003-06-17 |