Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648005 | Modified quartz plate to provide non-uniform light source | Joshua Monroe Cobb | 1997-07-15 |
| 5532457 | Modified quartz plate to provide non-uniform light source | Joshua Monroe Cobb | 1996-07-02 |