Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882977 | Rotary actuator | Toshio Himeno, Satoshi Shinkai | 1989-11-28 |
| 4816501 | Heat-sensitive color developable composition | Tomohiko Nomura, Hiroshi Inoue, Yoshimi Ishizuka, Hiroshi Hirano | 1989-03-28 |