Eric Harold Henrikson — 13 Patents at AT&T

Eric Harold Henrikson has been granted 13 US patents while listed as an inventor at AT&T. The first was granted in 2004 and the most recent in July 2015. Eric Harold Henrikson ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Eric Harold Henrikson in Redmond, WA, US.

Patents per Year

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Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9094411	Mechanism to resume filter criteria at a specific point	Angelica T. Remoquillo	2015-07-28	$2,285,000
8929256	Third party charging for SIP sessions	Yigang Cai, Tienyu Chiu, E-Ling Lou, Bharat H. Patel	2015-01-06	$1,572,000
8392502	System and method for effecting conference calling	Anne Yin-Fee Lee	2013-03-05	$1,176,000
8289885	Third party charging for SIP sessions	Yigang Cai, Tienyu Chiu, E-Ling Lou, Bharat H. Patel	2012-10-16	$722,000
7586857	Fast network SIP/SDP procedures for conference operations upon request from end user with optimization of network resources	Richard P. Ejzak, Chung-Zin Liu, Hong Xie	2009-09-08	$4,105,000
7570616	Mobile cellular communication device presentation of user notification of active communication session handoff between radio technologies that are not directly compatible	—	2009-08-04	$2,498,000
7542556	Apparatus and method for providing multiple line billing in telecommunications systems	Penny Lynne Bright	2009-06-02	$2,059,000
7013125	Replenishment of prepaid accounts during multimedia sessions	Chinmei Chen Lee	2006-03-14	$11,400,000
6894715	Mixing video signals for an audio and video multimedia conference call	—	2005-05-17
6870916	Targeted and intelligent multimedia conference establishment services	Chinmei Chen Lee, Stinson Mathai, Donna Michaels Sand	2005-03-22	$10,188,000
6850604	Method and system for sending a data message to a calling phone while communicating with a first phone	Lynell Earline Cannell, Donna Michaels Sand	2005-02-01	$12,850,000
6819918	IMSI conversion method	Terry D. Chin, Anita R. Garvert	2004-11-16	$13,587,000
6741678	Method and system for sending a data response from a called phone to a calling phone	Lynell Earline Cannell, Donna Michaels Sand	2004-05-25	$25,849,000

Eric Harold Henrikson — 13 Patents

Patents per Year

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