Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829026 | Laminated phase retarder having a cholesteric liquid crystal layer, polarizing member and liquid crystal display device | Shinichi Sasaki, Takashi Yamaoka, Hiroyuki Yoshimi | 2004-12-07 |
| 6819382 | Method for producing substrate of liquid crystal cell and method for producing liquid crystal panel | Takashi Yamaoka, Hiroyuki Yoshimi, Tatsuki Nagatsuka | 2004-11-16 |
| 6717642 | Wide viewing angle polarizer and liquid-crystal display device | Shinichi Sasaki, Takashi Yamaoka, Hiroyuki Yoshimi | 2004-04-06 |