Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WB

William Keith Brewer — 5 Patents

Cisco: 5 patents #2,800 of 13,007Top 25%
Texas: #28,318 of 125,132 inventorsTop 25%
Overall (All Time): #1,034,317 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7006520 System and method of operation for managing data communication between physical layer devices and ATM layer devices William P. Hann, Matthew Irvin, Richard L. House 2006-02-28
6535520 System and method of operation for managing data communication between physical layer devices and ATM layer devices William P. Hann, Matthew Irvin, Richard L. House 2003-03-18
6381245 Method and apparatus for generating parity for communication between a physical layer device and an ATM layer device William P. Hann, Matthew Irvin, Richard L. House 2002-04-30
6252878 Switched architecture access server Robert H. Locklear, Jr., Craig Cantrell, Kip R. McClanahan, Anthony J. P. Carew 2001-06-26
5905781 Communication server apparatus and method John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall 1999-05-18