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David Meyer
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River Forest, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Railroad control valve
Patent number
9,327,701
Issue date
May 3, 2016
Wabtec Holding Corp.
Gary M. Sich
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Parking brake assembly for railway vehicle brake system
Patent number
8,469,464
Issue date
Jun 25, 2013
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Parking brake assembly for railway vehicle brake system
Patent number
8,256,584
Issue date
Sep 4, 2012
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Parking brake assembly for railway vehicle brake system
Patent number
8,230,985
Issue date
Jul 31, 2012
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Combination yoke and elastomeric draft gear
Patent number
8,136,683
Issue date
Mar 20, 2012
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Combination yoke and elastomeric draft gear having a friction mecha...
Patent number
8,096,431
Issue date
Jan 17, 2012
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Two piece draft gear housing having a integral yoke
Patent number
8,070,001
Issue date
Dec 6, 2011
Wabtec Holding Corp.
David Meyer
B61 - RAILWAYS
Information
Patent Grant
Two piece draft gear housing having an integral yoke
Patent number
8,070,002
Issue date
Dec 6, 2011
Wabtec Holding Corp.
David Meyer
B61 - RAILWAYS
Information
Patent Grant
Parking brake assembly for railway vehicle brake system
Patent number
8,006,815
Issue date
Aug 30, 2011
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Two piece draft gear housing having an integral yoke
Patent number
7,588,154
Issue date
Sep 15, 2009
Wabtec Holding Corp.
David Meyer
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
RAILROAD CONTROL VALVE
Publication number
20130248031
Publication date
Sep 26, 2013
Wabtec Holding Corp.
Gary M. Sich
B60 - VEHICLES IN GENERAL
Information
Patent Application
PARKING BRAKE ASSEMBLY FOR RAILWAY VEHICLE BRAKE SYSTEM
Publication number
20110266101
Publication date
Nov 3, 2011
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Application
PARKING BRAKE ASSEMBLY FOR RAILWAY VEHICLE BRAKE SYSTEM
Publication number
20110259680
Publication date
Oct 27, 2011
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Application
PARKING BRAKE ASSEMBLY FOR RAILWAY VEHICLE BRAKE SYSTEM
Publication number
20110259681
Publication date
Oct 27, 2011
Wabtec Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Application
TWO PIECE DRAFT GEAR HOUSING HAVING A INTEGRAL YOKE
Publication number
20100000956
Publication date
Jan 7, 2010
Wabtec Holding Corp.
David Meyer
B61 - RAILWAYS
Information
Patent Application
TWO PIECE DRAFT GEAR HOUSING HAVING AN INTEGRAL YOKE
Publication number
20090321376
Publication date
Dec 31, 2009
TWO PIECE DRAFT GEGAR HOUOSING HAVING A INTEGRAL YOKE
DAVID MEYER
B61 - RAILWAYS
Information
Patent Application
Combination yoke and elastomeric draft gear
Publication number
20080272081
Publication date
Nov 6, 2008
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Combination yoke and elastomeric draft gear having a friction mecha...
Publication number
20080272079
Publication date
Nov 6, 2008
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Parking brake assembly for railway vehicle brake system
Publication number
20080179144
Publication date
Jul 31, 2008
WABTEC Holding Corp.
Howard Sommerfeld
B60 - VEHICLES IN GENERAL
Information
Patent Application
Two piece draft gear housing having an integral yoke
Publication number
20070007225
Publication date
Jan 11, 2007
David Meyer
B61 - RAILWAYS