Inventor

MARCZAK WILLIAM

US3 patents

⚠️ This page may combine multiple inventors who share the name “MARCZAK WILLIAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BELLSOUTH INTELLECT PTY CORP

1 patent

US7573982B2Aug 11, 2009

Methods and systems for managing a call session

BELLSOUTH INTELLECT PTY CORP152 citations95

BREEN THOMAS

1 patent

US8462915B2Jun 11, 2013

Methods and systems for managing a call session

BREEN THOMAS27 citations88

AT & T IP I LP

1 patent

US9060076B2Jun 16, 2015

Methods and systems for managing a call session

AT & T IP I LP1 citations59