Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395435 | Method for manufacturing information recording medium | Kunio Matsuno, Shyoji Hirano, Katuya Kumagai | 1983-07-26 |
| 4366208 | Process for forming photoconductive organic film | Yoshimi Akai, Masahiko Hirose | 1982-12-28 |