Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8955620 | Drill rod guide | Keith William Littlely, Andrew Frank Hay | 2015-02-17 |
| 6037565 | Laser illuminator and optical system for disk patterning | Lloyd Hackel, C. Brent Dane, Shamasundar N. Dixit, John Honig | 2000-03-14 |