Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876682 | Switching tdm digital signals | Paul A. Littlewood, Johannes Weiss | 1989-10-24 |
| 4825286 | Digitization of video signals | — | 1989-04-25 |
AG
Alan Graves
Overall (1989): #31,466 of 140,708Top 25%
2
Patents 1989