Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7106523 | Optical lens used to focus led light | Bruce S. McLean | 2006-09-12 |
| 6957907 | Illumination apparatus having a light-converting lens for increasing visual contrast between different oral tissues | Dan E. Fischer | 2005-10-25 |
| 6940659 | Cone-shaped lens having increased forward light intensity and kits incorporating such lenses | Bruce S. McLean, Dan E. Fischer | 2005-09-06 |