Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6261647 | Method and apparatus for manufacturing magnetic recording medium | Norio Shibata | 2001-07-17 |
| 6207223 | Method for producing magnetic recording medium | Seiji Kasahara | 2001-03-27 |
| 5643080 | Air outlet member | Yoshiyuki Kondoh, Tsuyoshi Sakyo, Yoshimi Iwase, Sadahisa Tomita, Kazuhisa Tamura | 1997-07-01 |
| 5474814 | Magnetic recording medium and method for producing the same | Mikio Tomaru | 1995-12-12 |
| 5268206 | Magnetic recording medium manufacturing method | Mikio Tomaru | 1993-12-07 |
| 5183686 | Method for manufacturing magnetic recording media | Mikio Tomaru | 1993-02-02 |
| 4931309 | Method and apparatus for producing magnetic recording medium | Toshikazu Uetake | 1990-06-05 |
| 4874633 | Method of producing magnetic recording medium | Hiroshi Chikamasa, Tsunehiko Sato | 1989-10-17 |
| 4844946 | Method for preparing a magnetic recording medium | Hiroshi Chikamasa, Tsunehiko Sato | 1989-07-04 |
| 4791032 | Magnetic recording media and process of fabricating | Tsunehiko Sato | 1988-12-13 |
| 4672913 | Apparatus for making magnetic recording medium | Mikihiko Kato, Shinichi Kato, Shigeo Komine | 1987-06-16 |
| 4652461 | Method for making magnetic recording medium | Mikihiko Kato, Shinichi Kato, Shigeo Komine | 1987-03-24 |