Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4792794 | Differential pulse code modulation system with neutralization of direct current information | — | 1988-12-20 |
JH
J/u/ rgen Heitmann
Overall (All Time): #3,965,159 of 4,157,543Top 100%
1
Patents All Time