Tung-Hai Hsiao

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Holmdel, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Call hold signaling
- Patent number 7,822,184
- Issue date Oct 26, 2010
- AT&T Intellectual Property II
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Call hold signaling
- Patent number 7,526,077
- Issue date Apr 28, 2009
- AT&T Corp.
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Call hold signaling
- Patent number 7,248,683
- Issue date Jul 24, 2007
- AT&T Corp.
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Call hold signaling
- Patent number 6,925,161
- Issue date Aug 2, 2005
- AT&T Corp.
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CALL HOLD SIGNALING
- Publication number 20090207992
- Publication date Aug 20, 2009
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CALL HOLD SIGNALING
- Publication number 20070263829
- Publication date Nov 15, 2007
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Call hold signaling
- Publication number 20050249345
- Publication date Nov 10, 2005
- AT&T Corp.
- Frederick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Call hold signaling
- Publication number 20030156701
- Publication date Aug 21, 2003
- Federick Murray Burg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Revolving credit method of charging for telecommunication services
- Publication number 20020091601
- Publication date Jul 11, 2002
- Paul James Fellingham
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUSFOR USE WITH AN INTELLIGENT NETWORK
- Publication number 20020067817
- Publication date Jun 6, 2002
- MARCOS H. CANIHUANTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE