Issued Patents 1989
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870291 | Splice inspection method and apparatus using light inclined at a prescribed angle | Youichi Hayashi, Kazuo Kubota | 1989-09-26 |
| 4867388 | Magnetic tape winding device | Mitsunobu Usui | 1989-09-19 |
| 4863110 | Magnetic tape winding method and apparatus | Akihisa Kita, Keisuke Wakatsuki | 1989-09-05 |
| 4846420 | Magnetic tape loading method and apparatus | Mitsunobu Usui | 1989-07-11 |
| 4844370 | Method and device for winding magnetic tape using magnetic alignment | Mitsunobu Usui, Hiroshi Chikamasa, Keisuke Wakatsuki, Seiji Kiuchi | 1989-07-04 |
| 4842210 | Method and device for winding magnetic tape using magnetic alignment | Kazuo Kubota | 1989-06-27 |
| 4838496 | Magnetic tape loading method and apparatus | Kazuo Kubota | 1989-06-13 |
| 4828197 | Method and device for winding magnetic tape using magnetic alignment | Keisuke Wakatsuki | 1989-05-09 |
| 4828196 | Device for winding magnetic tape using magnetic alignment | Seiji Kiuchi | 1989-05-09 |
| 4817884 | Method and device for winding magnetic tape using magnetic alignment | Mitsunobu Usui, Akira Takagi | 1989-04-04 |
| 4796824 | Device for winding magnetic tape using magnetic alignment | Hiroshi Chikamasa, Akira Takagi | 1989-01-10 |