Yigang Cai

Inventor

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Work History

Patent OwnerApplications FiledYear
SONY CORPORATION
1
2006
LUCENT TECHNOLOGIES INC.
3
1
4
6
4
11
6
22
5
3
1
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2011
LUCENT TECHNOLOGIES INVESTMENT CO., LTD.
4
1
2009
2014
ALCATEL LUCENT
1
4
26
25
15
33
24
30
27
13
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
ALCATEL-LUCENT USA INC.
1
1
4
6
8
16
9
8
6
7
2
8
1
1
1999
2000
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
SOUND VIEW INNOVATIONS, LLC
2
4
2
2
4
2002
2006
2008
2009
2010
Alcatel Lucant
1
2006

Inventor Addresses

AddressDuration
Naperville, ILJan 23, 01 - Dec 04, 08
Naperville, IL, USDec 20, 01 - Jan 27, 15
Napervlle, IL, USMay 17, 12 - May 17, 12
US -

Technology Profile

Technology # of Patents
G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1
G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1
G06F: ELECTRIC DIGITAL DATA PROCESSING 72

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
8,942,6682015Camel service charging in IMS networks0
8,942,6872015Selective call forwarding based on the location of a mobile device0
8,935,4072015Providing supplemental content to an IMS user during registration0
8,935,4132015Delivery report for text messages in SIP communications0
8,934,8622015Advice of charging (AoC) services in IMS networks0

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