Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992445 | High intensity discharge lamp with single crystal sapphire envelope | Bernard J. Eastlund | 2006-01-31 |
| 6661174 | Sapphire high intensity discharge projector lamp | Bernard J. Eastlund | 2003-12-09 |
| 6652344 | High intensity discharge lamp with single crystal sapphire envelope | Bernard J. Eastlund | 2003-11-25 |
| 6483237 | High intensity discharge lamp with single crystal sapphire envelope | Bernard J. Eastlund | 2002-11-19 |
| 6414436 | Sapphire high intensity discharge projector lamp | Ben Eastlund | 2002-07-02 |
| 6104446 | Color separation optical plate for use with LCD panels | Richard Blankenbecler, Helen Gourley | 2000-08-15 |
| 5902033 | Projector system with hollow light pipe optics | Helen Gourley | 1999-05-11 |
| 5884991 | LCD projection system with polarization doubler | Helen Gourley | 1999-03-23 |
| 5829858 | Projector system with light pipe optics | Helen Gourley | 1998-11-03 |
| 4734779 | Video projection system | Ralph H. Carmen | 1988-03-29 |