Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5482777 | Magnetic recording media and composition containing a specified polyurethane binder | Katsuya Nakamura | 1996-01-09 |
| 5221582 | Magnetic recording medium containing a binder consisting essentially of a specified vinyl chloride polymer and a specified polyurethane polymer | — | 1993-06-22 |
| 4985453 | Parabanic acid derivatives and pharmaceutical compositions thereof | Akira Ishii, Yoshio Toyomaki | 1991-01-15 |
| 4983311 | Magnetic coating and magnetic recording medium | Eitaro Nakamura, Akira Nakayama, Fumio Takano | 1991-01-08 |
| 4900631 | Magnetic recording media | Eitaro Nakamura | 1990-02-13 |
| 4851465 | Resin for magnetic paint | Eitaro Nakamura | 1989-07-25 |
| 4818781 | Resin for magnetic coating | Toyoichi Arai, Kiyosi Nitta | 1989-04-04 |
| 4746958 | Method and apparatus for projection printing | — | 1988-05-24 |
| 4558087 | Vinyl chloride resin composition for production of hard articles | Mamoru Nakamura, Toyoichi Arai | 1985-12-10 |