He; Chuang

Patent Applications and Registrations

Patent applications and USPTO patent grants for He; Chuang.The latest application filed is for "4-sulfur pentafluoride phenol compound and preparation method therefor, and preparation method for sulfur pentafluoride substituted benzopyran compound".

Company Profile

2.7.7

He; Chuang - Guangdong CN
He; Chuang - Westford MA
He; Chuang - Woburn MA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
4-sulfur pentafluoride phenol compound and preparation method therefor, and preparation method for sulfur pentafluoride substituted benzopyran compound Grant 10,414,744 - Zhang , et al. Sept	2019-09-17
4-sulfur Pentafluoride Phenol Compound And Preparation Method Therefor, And Preparation Method For Sulfur Pentafluoride Substituted Benzopyran Compound App 20190084957 - ZHANG; Yanmei ; et al.	2019-03-21
Guest speaker robust adapted speech recognition Grant 9,478,216 - Willett , et al. October 25, 2	2016-10-25
Joint discriminative training of multiple speech recognizers Grant 8,843,370 - Willett , et al. September 23, 2	2014-09-23
Guest Speaker Robust Adapted Speech Recognition App 20120245940 - Willett; Daniel ; et al.	2012-09-27
Discriminative training of hidden Markov models for continuous speech recognition Grant 7,672,847 - He , et al. March 2, 2	2010-03-02
Joint Discriminative Training of Multiple Speech Recognizers App 20090138265 - Willett; Daniel ; et al.	2009-05-28
Discriminative Training of Hidden Markov Models for Continuous Speech Recognition App 20090055182 - He; Chuang ; et al.	2009-02-26
Non-enrolled continuous dictation App 20080004876 - He; Chuang ; et al.	2008-01-03
Systems and methods for automatic acoustic speaker adaptation in computer-assisted transcription systems Grant 7,236,931 - He , et al. June 26, 2	2007-06-26
Discriminative training of hidden Markov models for continuous speech recognition App 20040267530 - He, Chuang ; et al.	2004-12-30
Systems and methods for automatic acoustic speaker adaptation in computer-assisted transcription systems App 20040088162 - He, Chuang ; et al.	2004-05-06

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