Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149564 | Method of forming lubricating film and a method of preparing magnetic recording medium | Atsushi Kato, Motoo Akagi | 1992-09-22 |
| 5000982 | Magnetic recording medium and method for producing the same | Heigo Ishihara, Akira Osaki, Fuzio Maeda | 1991-03-19 |
| 4985295 | Magnetic recording medium and method for producing the same | Heigo Ishihara, Akira Osaki, Fuzio Maeda | 1991-01-15 |
| 4789581 | Magnetic recording medium | Hajime Fukke, Motoo Akagi, Yoshiki Kato | 1988-12-06 |
| 4238341 | Composition of magnetic recording media | Yoshiki Kato, Heigo Ishihara, Hajime Fukke, Katsuyoshi Chiba, Teruo Tsunoda +1 more | 1980-12-09 |
| 4229312 | Method of manufacturing a paint composite for magnetic films | Hajime Fukke, Yoshiki Kato, Teruo Tsunoda, Teruaki Kobayashi, Yoichi Oba +4 more | 1980-10-21 |
| 4189508 | Process for the preparation of magnetic recording medium | Katsuyoshi Chiba, Yoshiki Kato, Teruo Tsunoda, Hajime Fukke, Teruaki Kobayashi +2 more | 1980-02-19 |