Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440516 | Optical disc | Tomomi Yukumoto, Motohiro Furuki, Toshiyuki Kashiwagi | 2002-08-27 |
| 6335775 | Liquid crystal device having liquid crystal orientation layers including repetitive asymmetrical projects along a plurality of grooves | Takashi Iwamura, Nobuhiro Kihara, Katsuya Shirai, Keiichi Nito, Masanobu Yamamoto +1 more | 2002-01-01 |