YC

Young-fu Chang

AT AT&T: 7 patents #2,615 of 18,772Top 15%
Overall (All Time): #755,436 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7062265 Architecture to support service features for wireless calls in a wireless telecommunication system Michael F. Dolan, Chung-Zin Liu, John P. Menard, Milo Orsic, Jin Young Yang 2006-06-13
6724732 Dynamic adjustment of timers in a communication network Robert J. Abrams, Jaap T. Erne, Stuart Mandel Garland, John Andrew Johnson, Richard A. Kamieniecki +4 more 2004-04-20
6304648 Multimedia conference call participant identification system and method 2001-10-16
6198738 Communications between the public switched telephone network and packetized data networks John Paul Kozik, Chinmei Chen Lee 2001-03-06
6058113 Method for enhancing resource reservation communication 2000-05-02
5835564 Method for enhancing the reliability of a wireless telecommunications system Mark Alan McCormick 1998-11-10
5771283 Method for delivering enhanced caller identification service in a telecommunications network Chinmei Chen Lee 1998-06-23