Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947225 | Fresnel lens sheet, process of producing Fresnel lens sheet, mold for use in the production process, and rear projection screen comprising the Fresnel lens sheet | Hiroshi Sekiguchi | 2005-09-20 |