Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868889 | Microwave absorber attenuator for linear SSPA power control | William E. McGann | 1989-09-19 |
| 4804970 | Equiphase refractive antenna lens | — | 1989-02-14 |
JT
John Todd
AT&T: 1 patents #47 of 261Top 20%
American Telephone And Telegraph: 1 patents #42 of 244Top 20%
Overall (1989): #23,391 of 140,708Top 20%
2
Patents 1989