Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6082864 | Project or having a self-aligning replaceable projection lamp mechanism | Paul Muller | 2000-07-04 |
| 5826962 | LCD integrated/overhead projector | — | 1998-10-27 |
| 5820242 | Compact integrated LCD projector | William E. Haushalter | 1998-10-13 |
| 5630666 | Cone-shaped paint container | — | 1997-05-20 |
| 5465127 | Overhead projector with vibration control head | Dwight G. Baldwin, Xiaowei Zhao, Mike E. Darland | 1995-11-07 |
| 5382991 | Pivoting projection head for overhead projector | Ronald Kurt Bender | 1995-01-17 |
| 5301094 | Lamp changing assembly for overhead projector | — | 1994-04-05 |
| 5241333 | Overhead projector with pivoting lamp changer and color adjustment | — | 1993-08-31 |
| 4978218 | Folding arm for overhead projector | Robert S. Carpenter, Dennis J. Roden | 1990-12-18 |