Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992154 | Cyclic olefin addition copolymer and process for producing same, crosslinking composition, crosslinked product and process for producing same, and optically transparent material and application thereof | Noboru Oshima, Michitaka Kaizu, Katsutoshi Sawada, Toshihiro Hayashi, Kenzo Ohkita | 2006-01-31 |
| 6844403 | CYCLIC OLEFIN ADDITION COPOLYMER AND PROCESS FOR PRODUCING SAME, CROSSLINKING COMPOSITION, CROSSLINKED PRODUCT AND PROCESS FOR PRODUCING SAME, AND OPTICALLY TRANSPARENT MATERIAL AND APPLICATION THEREOF | Noboru Oshima, Michitaka Kaizu, Katsutoshi Sawada, Toshihiro Hayashi, Kenzo Ohkita | 2005-01-18 |
| 6790914 | Resin film and applications thereof | Tarou Kanamori, Kouji Kawahara, Yuuichi Hashiguchi, Noboru Oshima | 2004-09-14 |
| 6639021 | Composition of cyclic olefin addition copolymer and cross-linked material | Noboru Oshima, Nobuyuki Sakabe, Katsutoshi Sawada, Kenzo Ohkita, Yuuichi Hashiguchi +2 more | 2003-10-28 |