Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873673 | Driver circuit having a current mirror circuit | Kiyoo Itoh, Goro Kitsukawa, Yoshiki Kawajiri, Takao Watanabe, Takayuki Kawahara | 1989-10-10 |
| 4853899 | Semiconductor memory having amplifier including bipolar transistor | Goro Kitsukawa, Takao Watanabe, Kiyoo Itoh | 1989-08-01 |
| 4837462 | Semiconductor decoder circuit having switching means for preventing counterflow | Takao Watanabe, Goro Kitukawa, Kiyoo Itoh, Yoshiki Kawajiri, Takayuki Kawahara | 1989-06-06 |
| 4825418 | Semiconductor memory | Kiyoo Itoh | 1989-04-25 |
| 4796234 | Semiconductor memory having selectively activated blocks including CMOS sense amplifiers | Kiyoo Itoh, Yoshiki Kawajiri, Katsutaka Kimura, Jun Etoh | 1989-01-03 |