Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649260 | Optical coating film | Katsufumi Kumano, Akira Ito | 2003-11-18 |
| 6649732 | Aliphatic polyester film and gas barrier film | Hisato Kobayashi, Keiji Mori, Tadashi Okudaira | 2003-11-18 |
| 6600008 | Aliphatic polyester film and gas barrier film | Hisato Kobayashi, Keiji Mori, Tadashi Okudaira | 2003-07-29 |