Itasca, Illinois
United States
6
2010-01-07
The entities that hold a legal rights for patent applications filed by inventor Dai Hui:
Hui Dai from Itasca, US has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD AND APPARATUS FOR HEADER COMPRESSION FOR CDMA EVDO SYSTEMS
#2 | 2009-07-09Telephone recording and storing arbitrary keystrokes sequence with replay with a single stroke
#3 | 2009-04-28Telephone recording and storing arbitrary keystrokes sequence with replay with a single stoke
#4 | 2009-01-20Method and apparatus for implementing a presence-based universal camp-on feature in packet-based telephony systems
#5 | 2008-10-21Method and system for device-based call park and pick-up
#6 | 2007-12-20System, method and handset for sharing a call in a VoIP system
3729289 ⎘