Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4284972 | Vehicle mileage interval detector | Randolph Kwok-Kin Chiu, Francis G. Cox | 1981-08-18 |
DS
Douglas A. Stiff
Overall (All Time): #4,095,219 of 4,157,543Top 100%
1
Patents All Time