DM

David Mack

PD Pro-Tech Manufacturing And Distribution: 5 patents #5 of 14Top 40%
AD Adtran: 3 patents #92 of 346Top 30%
Overall (All Time): #552,257 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11713551 Material, pusher with modular composite scraping edge Michael J. Guggino, Barry Sherman, Thomas B. Maier, James Maier, Tim L. Gerkensmeyer +1 more 2023-08-01
11668060 Material pusher with floating coupler Michael J. Guggino, Barry Sherman, Thomas B. Maier, James Maier 2023-06-06
10895049 Material pusher with modular composite scraping edge Michael J. Guggino, Barry Sherman, Thomas B. Maier, James Maier, Tim L. Gerkensmeyer +1 more 2021-01-19
10851508 Material pusher with floating coupling and modular composite scraping edge Michael J. Guggino, Barry Sherman, Thomas B. Maier, James Maier, Tim L. Gerkensmeyer +1 more 2020-12-01
10851507 Material pusher with floating coupler Michael J. Guggino, Barry Sherman, Thomas B. Maier, James Maier 2020-12-01
6396844 Backplane architecture for providing both loop repeater and multiplexed mode connectivity in the same equipment shelf David R. Krueger, John Barry Bartell 2002-05-28
6347809 Stabilizer for flexible brushes and flaps 2002-02-19
5970051 Reduction of errors in D4 channel bank by multiframe comparison of transmit enable lead to determine whether analog channel unit is installed in D4 channel bank slot Michael W. Elliott, Clifford L. Hall 1999-10-19
5940374 Mechanism for determining whether channel unit is installed in D4 channel bank slot Jason McCullough, Stacy Murphree 1999-08-17