Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771335 | Light diffusion sheet | Yoshihisa Kimura | 2004-08-03 |
| 6602596 | Light diffusion sheet | Yoshihisa Kimura, Kenji Fukui, Junji Ichinokawa | 2003-08-05 |
| 6239911 | View angle control sheet and method for producing the same | Toshihiro Koike, Satoshi Ako, Yasunori Sugiyama | 2001-05-29 |