Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835764 | Two-wire time-division multiplex method of full duplex transmission between a central station and a substation | Hans Heinlein | 1989-05-30 |
NS
Norbert Sulzbacher
Overall (All Time): #3,929,266 of 4,157,543Top 95%
1
Patents All Time