DB

David J. Brahm

CA Callwave: 17 patents #2 of 20Top 10%
CC Callwave Communications: 15 patents #7 of 24Top 30%
AT AT&T: 3 patents #5,550 of 18,772Top 30%
JC J2 Global Communications: 3 patents #12 of 30Top 40%
DS Digital Sound: 1 patents #2 of 12Top 20%
📍 Diemelstraße, TX: #13 of 1,115 inventorsTop 2%
🗺 Texas: #1,311 of 125,132 inventorsTop 2%
Overall (All Time): #41,966 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
6879677 Methods and systems for telephony call completion David S. Trandal 2005-04-12
6738461 Methods and apparatus for returning a call over a telephony system David S. Trandal, Colin D. Kelley 2004-05-18
6088428 Voice controlled messaging system and processing method David S. Trandal, Jan Vanderford, R. Anthony Bladon, Xiao-Ling Zhang 2000-07-11
4751727 Multiprocessor computing system featuring shared global control James M. Grinn, Edward L. Hepler, Edward P. Schan, Jr. 1988-06-14
4713834 Multiprocessor computing system featuring shared global control James M. Grinn, Edward L. Hepler, Edward P. Schan, Jr. 1987-12-15
4654820 Interrupt bus structure Don Draper, Christopher Andrew Edmonds, James M. Grinn 1987-03-31
4626634 Multiprocessor computing system featuring shared global control James M. Grinn, Edward L. Hepler, Edward P. Schan, Jr. 1986-12-02
4494193 Deadlock detection and resolution scheme James M. Grinn, Edward L. Hepler, John Sullivan 1985-01-15