Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492065 | Hologram color filter, production method of the same hologram color filter and space light modulating apparatus using the same hologram color filter | Shintaro Nakagaki, Shigeo Shimizu | 2002-12-10 |