Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176597 | Reflector for surgical light apparatus | — | 2001-01-23 |
| 5971569 | Surgical light with stacked elliptical reflector | Henry Holt Frazier | 1999-10-26 |
| 5951139 | Surgical light with reflector-lamps and flat reflector panels | Mark Jongewaard, Henry Holt Frazier | 1999-09-14 |
| 5913599 | Surgical light with conical reflector | Henry Holt Frazier | 1999-06-22 |
| 5001616 | Optical system for lighting fixture | Joel C. Gehly | 1991-03-19 |