Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6052409 | Device and method for generating and detecting tones in a digital data communications device | Patrick J. Quirk, Todd Wayne Lumpkin | 2000-04-18 |
CN
Christian Paul Nelson
Overall (All Time): #3,612,659 of 4,157,543Top 90%
1
Patents All Time