Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670236 | Biaxially oriented polyester film for magnetic recording medium | Tomoyuki Kotani, Kazuo Endo, Seiji Sakamoto, Takashi Harada, Masashi Inagaki +1 more | 1997-09-23 |
| 5607897 | Polyester film for sublimation-type thermosensitive transfer recording medium | — | 1997-03-04 |