Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866357 | Windshield wiper and control system | John Michael Miller, James E. Fenton | 1989-09-12 |
| 4795974 | Digital energy meter | Harold G. Spring, Joseph Carl Burba | 1989-01-03 |
RL
Ronald G. Landman
Overall (1989): #17,060 of 140,708Top 15%
2
Patents 1989