Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887623 | Apparatus for removing particles from a flexible support | Tuyoshi Sugiyama, Hideo Takeda, Hiroshi Chikamasa | 1989-12-19 |
| 4874633 | Method of producing magnetic recording medium | Kazunori Komatsu, Hiroshi Chikamasa | 1989-10-17 |
| 4854262 | Coating apparatus | Naoyoshi Chino, Yasuhito Hiraki | 1989-08-08 |
| 4844946 | Method for preparing a magnetic recording medium | Kazunori Komatsu, Hiroshi Chikamasa | 1989-07-04 |
| 4796557 | Device for application with use of web vibration absorber | Norio Shibata, Hideo Takeda, Naoyoshi Chino | 1989-01-10 |