Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853894 | Static random-access memory having multilevel conductive layer | Toshiaki Yamanaka, Yoshio Sakai, Yoshifumi Kawamoto, Osamu Minato, Koichiro Ishibashi +2 more | 1989-08-01 |
| 4852125 | Adaptive quantizing device for use in a differential encoder | — | 1989-07-25 |
| 4843455 | Color television signal sampling clock phase control system | — | 1989-06-27 |
| 4839993 | Polishing machine for ferrule of optical fiber connector | Takayuki Masuko, Kaoru Moriya | 1989-06-20 |
| 4832435 | Positioning mechanism of optical fiber connector | Takayuki Masuko, Kaoru Moriya | 1989-05-23 |