Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8276312 | Lines having shaped surface and method of making | Jeffrey L. Wieringa, John C. Clark | 2012-10-02 |
| 6449089 | Rear projection screen with enhanced contrast | Robert M. Moshrefzadeh, Patrick Thomas, Hassan Sahouani | 2002-09-10 |