Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773802 | Biaxially oriented laminated polyester film and magnetic recording medium | Ieyasu Kobayashi, Shinji Muro | 2004-08-10 |
| 6713155 | Magnetic recording medium and base film for the same | Makoto Handa, Toshifumi Osawa | 2004-03-30 |
| 6677031 | Multilayer film, refractive polarizer film and semi-transparent film | Hiroshi Tokuda | 2004-01-13 |