Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859033 | Method of producing optical head assembly | Keizo Kono, Mitsushige Kondou, Shiro Hine, Hiroshi Nishihara, Toshiaki Suhara | 1989-08-22 |
| 4853348 | Process for manufacture of a semiconductor memory device | Masafumi Kimata | 1989-08-01 |
| 4809048 | Charge-coupled device having channel region with alternately changing potential in a direction perpendicular to charge transfer | Masafumi Kimata | 1989-02-28 |