Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364698 | Laminated polyester film for magnetic recording medium | — | 1994-11-15 |
| RE34727 | Low-shrinkage polyester film and preparation thereof | Shigeo Utsumi, Kichinojo Tomitaka, Masumi Koizumi | 1994-09-13 |
| 5279881 | Laminated polyester film for magnetic recording medium comprising specific particles | — | 1994-01-18 |