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Craig R. Simpson
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Danville, VT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Planar motor system with increased efficiency
Patent number
9,625,832
Issue date
Apr 18, 2017
Rudolph Technologies, Inc.
J. Casey Donaher
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
System metrology core
Patent number
8,395,783
Issue date
Mar 12, 2013
Rudolph Technologies, Inc.
J. Casey Donaher
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reticle alignment system for use in lithography
Patent number
6,483,572
Issue date
Nov 19, 2002
Azores Corporation
Craig R. Simpson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reticle alignment system for use in lithography
Patent number
6,320,644
Issue date
Nov 20, 2001
Craig R. Simpson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Platen for use with lithographic stages and method of making same
Patent number
5,828,142
Issue date
Oct 27, 1998
MRS Technology, Inc.
Craig R. Simpson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lithography System using dual substrate stages
Patent number
5,677,758
Issue date
Oct 14, 1997
MRS Technology, Inc.
Robert A. McEachern
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical alignment system for use in photolithography and having red...
Patent number
4,855,792
Issue date
Aug 8, 1989
MRS Technology, Inc.
David S. Holbrook
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Planar Motor System With Increased Efficiency
Publication number
20150309425
Publication date
Oct 29, 2015
Rudolph Technologies, Inc.
J. Casey Donaher
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
System Metrology Core
Publication number
20120015461
Publication date
Jan 19, 2012
Azores Corp.
J. Casey Donaher
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Reticle alignment system for use in lithography
Publication number
20020085189
Publication date
Jul 4, 2002
MRS Technology, Inc.
Craig R. Simpson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY