Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875647 | Cable tie | Hirotsugu Oyaizu, Nobuatsu Takahashi, Kiyotaka Kume | 1989-10-24 |
| 4871616 | Surface-treated poly methyl silsequoxane powder | Hiroshi Kimura | 1989-10-03 |
| 4858265 | Cleaning apparatus for magnetic tape | Akihiro Suzuki | 1989-08-22 |
| 4817884 | Method and device for winding magnetic tape using magnetic alignment | Masaaki Sakaguchi, Mitsunobu Usui | 1989-04-04 |
| 4796824 | Device for winding magnetic tape using magnetic alignment | Hiroshi Chikamasa, Masaaki Sakaguchi | 1989-01-10 |