Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548889 | Optical recording medium | Sadaaki Shigeta, Yoshio Yokokawa | 1985-10-22 |
| 4410562 | Method for forming a cured resin coating having a desired pattern on the surface of a substrate | Shiro Takahashi | 1983-10-18 |