Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996578 | Semiconductor device | Keiji Kamasaki | 1991-02-26 |
| 4796084 | Semiconductor device having high resistance to electrostatic and electromagnetic induction using a complementary shield pattern | Keiji Kamasaki, Tadao Dengo, Ikuo Fukuda | 1989-01-03 |
| 4612562 | PNPN switch device with capacitor formed outside active device areas | Hiroki Takayama, Jun-ichi Ohura | 1986-09-16 |