Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837462 | Semiconductor decoder circuit having switching means for preventing counterflow | Takao Watanabe, Ryoichi Hori, Kiyoo Itoh, Yoshiki Kawajiri, Takayuki Kawahara | 1989-06-06 |