Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461138 | Device for forming multilayer sheets and extrusion die therefor | Tadahiro Kegasawa, Shotaro Ogawa, Ryuichi Katsumoto, Hideaki Usui | 2002-10-08 |
| 6409958 | Method of producing biaxially stretched polyester film | Yasuyuki Hosono, Masaaki Otoshi, Tadahiro Kegasawa, Fumitaka Terai | 2002-06-25 |
| 6368532 | Method of producing biaxially stretched polyester film | Masaaki Otoshi, Takanori Sato, Yasuyuki Hosono, Fumitaka Terai | 2002-04-09 |