Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900273 | Low-hygroscopicity low-birefringence resin compositions, molding material obtained therefrom, sheet or film, and optical part | Yukihiko Yamashita, Shuichi Iwata, Tetsuo Yamanaka, Akihiro Yoshida | 2005-05-31 |