Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870345 | Semiconductor intergrated circuit device | Ichiro Tomioka, Satoru Kishida, Toshiaki Hanibuchi, Takahiko Arakawa | 1989-09-26 |
| 4864579 | Semiconductor integrated circuit device | Satoru Kishida, Ichiro Tomioka | 1989-09-05 |
| 4856002 | Semiconductor integrated circuit apparatus | Satoru Kishida, Toshiaki Hanibuchi, Ichiro Tomioka, Takahiko Arakawa | 1989-08-08 |