Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699316 | Semiconductor memory device | Katsuaki Matsui, Tamihiro Ishimura | 1997-12-16 |
| 5686752 | Semiconductor device having a CMOS element as a buffer | Tamihiro Ishimura | 1997-11-11 |
| 5625315 | Booster power generating circuit | Katsuaki Matsui, Hidekazu Kikuchi | 1997-04-29 |