Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854821 | Rotor assembly | John D. Kernon, Mark Thatcher | 1989-08-08 |
KL
Kenneth R. Langley
Overall (1989): #88,390 of 140,708Top 65%
1
Patents 1989