Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818999 | Method and apparatus for measuring frequency and phase difference | Herbert S. Kobayashi, Paul W. Shores, Allen R. Cunningham | 1989-04-04 |
CL
Christopher L. Lichtenberg
Overall (1989): #126,095 of 140,708Top 90%
1
Patents 1989