Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064136 | Optical functional film, retardation film, composition for forming optical functional layer and producing method of optical functional film | Keiji Kashima, Kenji Shirai, Takashi Kuroda | 2011-11-22 |