Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5764315 | Light adjusting sheet for a planar lighting device and a planar lighting device and a liquid crystal display using the sheet | Tomohiro Yokota, Fumio Nishitani, Hiroshi Ogawara, Makoto Fujigami | 1998-06-09 |
| 5552907 | Light adjusting sheet having a sinusoidal surface and a non-optically flat surface and useable with an LCD | Tomohiro Yokota, Fumio Nishitani, Hiroshi Ogawara, Makoto Fujigami | 1996-09-03 |
| 5394255 | Liquid crystal display using a plurality of light adjusting sheets angled at 5 degrees or more | Tomohiro Yokota, Fumio Nishitani, Hiroshi Ogawara, Makoto Fujigami | 1995-02-28 |