HC

Hisao Chang

AT AT&T: 60 patents #172 of 18,772Top 1%
SP Sbc Properties: 4 patents #44 of 280Top 20%
SR Sbc Technology Resources: 3 patents #51 of 200Top 30%
HO Honeywell: 3 patents #3,629 of 14,447Top 30%
Microsoft: 3 patents #13,382 of 40,388Top 35%
SV Sbc Knowledge Ventures: 2 patents #23 of 197Top 15%
RO Roamware: 1 patents #6 of 11Top 55%
CD Central Institute For The Deaf: 1 patents #7 of 11Top 65%
🗺 Texas: #766 of 125,132 inventorsTop 1%
Overall (All Time): #24,415 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
8442835 Methods, systems, and products for measuring health Lusheng Ji, Robert Raymond Miller, II 2013-05-14
8411835 Methods and apparatus to manage conference calls Sreenivasa Gorti 2013-04-02
8358749 System and method to search a media content database based on voice input data Dale W. Malik, Linda Roberts, Horst J. Schroeter 2013-01-22
8301444 Automated demographic analysis by analyzing voice activity Michael Johnston, Harry E. Blanchard, Bernard S. Renger, Linda Roberts 2012-10-30
8229748 Methods and apparatus to present a video program to a visually impaired person Horst J. Schroeter 2012-07-24
8199888 System and method for automatically transcribing voicemail Xiaolian Bi 2012-06-12
8090080 Method and system for an automated departure strategy John M. Martin 2012-01-03
8090086 VoiceXML and rule engine based switchboard for interactive voice response (IVR) services 2012-01-03
7912201 Directory assistance dialog with configuration switches to switch from automated speech recognition to operator-assisted dialog John M. Martin, Robert R. Bushey 2011-03-22
7881451 Automated directory assistance system for a hybrid TDM/VoIP network 2011-02-01
7873029 System and method of providing multimedia communication services Javier Arellano, Steven Frew, Sreenivasa Gorti, Bach N. Hoang 2011-01-18
7848509 Network-based voice activated auto-attendant service with B2B connectors 2010-12-07
7657005 System and method for identifying telephone callers 2010-02-02
7567901 Bio-phonetic multi-phrase speaker identity verification 2009-07-28
7460652 VoiceXML and rule engine based switchboard for interactive voice response (IVR) services 2008-12-02
7443960 Method and system for an automated departure strategy John M. Martin 2008-10-28
7415106 Network-based voice activated auto-attendant service with B2B connectors 2008-08-19
7356475 System and method for providing access to an interactive service offering Brian M. Novack 2008-04-08
7222072 Bio-phonetic multi-phrase speaker identity verification 2007-05-22
7146383 Method and system for an automated disambiguation John M. Martin, Sueping Ginny Ying 2006-12-05
7136476 Directory assistance dialog with configuration switches to switch from automated speech recognition to operator-assisted dialog John M. Martin, Robert R. Bushey 2006-11-14
7092370 Method and system for wireless voice channel/data channel integration Yuen Jun Jiang 2006-08-15
7062018 Method and system for an automated departure strategy John M. Martin 2006-06-13
7050560 Directory assistance dialog with configuration switches to switch from automated speech recognition to operator-assisted dialog John M. Martin, Robert R. Bushey 2006-05-23
6792096 Directory assistance dialog with configuration switches to switch from automated speech recognition to operator-assisted dialog John M. Martin, Robert R. Bushey 2004-09-14