JK

John A. Krallmann

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,762,812 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5384822 Computer controlled test facility for a telecommunication switch Ben G. Brown, Christopher D. Liesen, Mark J. Purdome 1995-01-24