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John E. Postman
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Sandy, UT, US
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Patents Grants
last 30 patents
Information
Patent Grant
X-ray target and method of making same
Patent number
8,509,386
Issue date
Aug 13, 2013
Varian Medical Systems, Inc.
David S. K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
X-ray target with high strength bond
Patent number
8,165,269
Issue date
Apr 24, 2012
Varian Medical Systems, Inc.
David S. K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
X-ray target assembly and methods for manufacturing same
Patent number
8,059,785
Issue date
Nov 15, 2011
Varian Medical Systems, Inc.
David S. K. Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Bearing assembly
Patent number
7,343,002
Issue date
Mar 11, 2008
Varian Medical Systems Technologies, Inc.
David S. K. Lee
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Composite stator
Patent number
7,127,034
Issue date
Oct 24, 2006
Varian Medical Systems Technologies, Inc.
David S. K. Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
X-RAY TARGET MANUFACTURED USING ELECTROFORMING PROCESS
Publication number
20120057681
Publication date
Mar 8, 2012
Varian Medical Systems, Inc.
David S.K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
X-RAY TARGET AND METHOD OF MAKING SAME
Publication number
20110305324
Publication date
Dec 15, 2011
VARIAN MEDICAL SYSTEMS, INC.
David S.K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
X-RAY TARGET ASSEMBLY AND METHODS FOR MANUFACTURING SAME
Publication number
20100266102
Publication date
Oct 21, 2010
Varian Medical Systems, Inc.
David S.K. Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
X-Ray Target With High Strength Bond
Publication number
20100080358
Publication date
Apr 1, 2010
Varian Medical Systems, Inc.
David S.K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
X-ray Target Manufactured Using Electroforming Process
Publication number
20090086920
Publication date
Apr 2, 2009
David S.K. Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Novel Method of Reducing High Voltage Arcs in X-Ray Tubes
Publication number
20080118030
Publication date
May 22, 2008
Varian Medical Systems Technologies, Inc.
David S.K. Lee
H01 - BASIC ELECTRIC ELEMENTS