Individual holder
CHANG HISAO M
US·12 granted patents·76 citations·filing 2006–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
12 records- 0193US8229748B2Methods and apparatus to present a video program to a visually impaired personCHANG HISAO M·Filed 2008·Granted Jul 24, 2012·16 cites·38 claims
- 0290US8090086B2VoiceXML and rule engine based switchboard for interactive voice response (IVR) servicesCHANG HISAO M·Filed 2008·Granted Jan 3, 2012·15 cites·20 claims
- 0383US9357921B2Wearable health monitoring systemCHANG HISAO M·Filed 2009·Granted Jun 7, 2016·23 cites·20 claims
- 0483US9135809B2Voice enabled remote control for a set-top boxCHANG HISAO M·Filed 2008·Granted Sep 15, 2015·11 cites·19 claims
- 0583US8199888B2System and method for automatically transcribing voicemailCHANG HISAO M·Filed 2008·Granted Jun 12, 2012·6 cites·20 claims
- 0670US8768703B2Methods and apparatus to present a video program to a visually impaired personCHANG HISAO M·Filed 2012·Granted Jul 1, 2014·3 cites·23 claims
- 0760US9202460B2Methods and apparatus to generate a speech recognition libraryCHANG HISAO M·Filed 2008·Granted Dec 1, 2015·2 cites·18 claims
- 0858US9077933B2Methods and apparatus to generate relevance rankings for use by a program selector of a media presentation systemCHANG HISAO M·Filed 2008·Granted Jul 7, 2015·0 cites·31 claims
- 0956US8792623B2System and method for automatically transcribing voicemailCHANG HISAO M·Filed 2012·Granted Jul 29, 2014·0 cites·18 claims
- 1054US8739240B2Authoring system for IPTV networkCHANG HISAO M·Filed 2006·Granted May 27, 2014·0 cites·15 claims
- 1153US9236051B2Bio-phonetic multi-phrase speaker identity verificationCHANG HISAO M·Filed 2009·Granted Jan 12, 2016·0 cites·20 claims
- 1245US8634410B2System and method of providing multimedia communication servicesCHANG HISAO M·Filed 2010·Granted Jan 21, 2014·0 cites·17 claims
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