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Chaochao Wang
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Placentia, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for estimating position with bias compensation
Patent number
9,599,721
Issue date
Mar 21, 2017
Deere & Company
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for estimating position with bias compensation
Patent number
8,803,736
Issue date
Aug 12, 2014
Navcom Technology, Inc.
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for estimating position using dual real time kine...
Patent number
8,766,848
Issue date
Jul 1, 2014
Navcom Technology, Inc.
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for estimating position using dual real time kine...
Patent number
8,427,365
Issue date
Apr 23, 2013
Navcom Technology, Inc.
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Grant
Methods and systems to increase accuracy in the navigation of singl...
Patent number
7,961,141
Issue date
Jun 14, 2011
Navcom Technology, Inc.
Liwen L. Dai
G01 - MEASURING TESTING
Information
Patent Grant
Navigation receiver and method for combined use of a standard RTK s...
Patent number
7,679,555
Issue date
Mar 16, 2010
Navcom Technology, Inc.
Liwen L. Dai
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR POWER EFFICIENT SATELLITE TRACKING STRATEGY
Publication number
20240353573
Publication date
Oct 24, 2024
Apple Inc.
Harsha Shirahatti
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION USING DUAL REAL TIME KINE...
Publication number
20130265192
Publication date
Oct 10, 2013
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION WITH BIAS COMPENSATION
Publication number
20130120187
Publication date
May 16, 2013
NavCorn Technology, Inc. c/o Deere & Company
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION WITH BIAS COMPENSATION
Publication number
20110210889
Publication date
Sep 1, 2011
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION USING DUAL REAL TIME KINE...
Publication number
20110187598
Publication date
Aug 4, 2011
Liwen Dai
G01 - MEASURING TESTING
Information
Patent Application
METHODS AND SYSTEMS TO INCREASE ACCURACY IN THE NAVIGATION OF SINGL...
Publication number
20100141510
Publication date
Jun 10, 2010
Liwen L. Dai
G01 - MEASURING TESTING
Information
Patent Application
Navigation Receiver and Method for Combined Use of a Standard RTK S...
Publication number
20090102708
Publication date
Apr 23, 2009
Liwen L. Dai
G01 - MEASURING TESTING