Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4650957 | Voltage control system | Richard A. Cullen, Randolph A. Koploy, Donald A. Westman | 1987-03-17 |
| 4623778 | Optical tracker control system | Richard A. Cullen | 1986-11-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4650957 | Voltage control system | Richard A. Cullen, Randolph A. Koploy, Donald A. Westman | 1987-03-17 |
| 4623778 | Optical tracker control system | Richard A. Cullen | 1986-11-18 |