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Jiajia Zhang
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Los Angeles, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Variable-Structure diagnostics approach achieving optimized low-fre...
Patent number
7,449,858
Issue date
Nov 11, 2008
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Grant
Variable-structure diagnostics approach achieving optimized low-fre...
Patent number
7,211,982
Issue date
May 1, 2007
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Grant
Variable-structure diagnostics approach achieving optimized low-fre...
Patent number
7,081,729
Issue date
Jul 25, 2006
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Grant
High-power, integrated AC switch module with distributed array of h...
Patent number
7,034,345
Issue date
Apr 25, 2006
The Boeing Company
Jie Chang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
VARIABLE-STRUCTURE DIAGNOSTICS APPROACH ACHIEVING OPTIMIZED LOW-FRE...
Publication number
20080004768
Publication date
Jan 3, 2008
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Application
VARIABLE-STRUCTURE DIAGNOSTICS APPROACH ACHIEVING OPTIMIZED LOW-FRE...
Publication number
20070115023
Publication date
May 24, 2007
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Application
Variable-structure diagnostics approach achieving optimized low-fre...
Publication number
20050212523
Publication date
Sep 29, 2005
The Boeing Company
Jie Chang
G01 - MEASURING TESTING
Information
Patent Application
High-power, integrated AC switch module with distributed array of h...
Publication number
20040188706
Publication date
Sep 30, 2004
Jie Chang
H01 - BASIC ELECTRIC ELEMENTS