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Bradley Anderson
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Des Plaines, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Compressible elastomeric spring
Patent number
8,783,670
Issue date
Jul 22, 2014
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of making compressible elastomeric spring
Patent number
8,701,290
Issue date
Apr 22, 2014
WABTEC Holding Corp
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Constant contact side bearing assembly with improved heat dissipati...
Patent number
8,528,483
Issue date
Sep 10, 2013
Wabtec Holding Corp.
Ronald J. Sprainis
B61 - RAILWAYS
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
Elastomeric pad for a compressible elastomeric spring
Patent number
8,465,009
Issue date
Jun 18, 2013
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of making compressible elastomeric spring
Patent number
8,336,209
Issue date
Dec 25, 2012
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Elastomeric draft gear having a housing
Patent number
8,096,432
Issue date
Jan 17, 2012
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Method of making elastomeric pad for a compressible elastomeric spring
Patent number
7,981,348
Issue date
Jul 19, 2011
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Plate for a compressible elastomeric spring
Patent number
7,857,273
Issue date
Dec 28, 2010
Wabtec Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MAKING COMPRESSIBLE ELASTOMERIC SPRING
Publication number
20130097866
Publication date
Apr 25, 2013
WABTEC Holding Corp.
RONALD J. SPRAINIS
B61 - RAILWAYS
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
CONSTANT CONTACT SIDE BEARING ASSEMBLY WITH IMPROVED HEAT DISSIPATI...
Publication number
20100294165
Publication date
Nov 25, 2010
WABTEC, Holding Corp.
RONALD J. SPRAINIS
B61 - RAILWAYS
Information
Patent Application
Elastomeric draft gear having a housing
Publication number
20090308829
Publication date
Dec 17, 2009
WABTEC Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Compressible elastomeric spring
Publication number
20080284077
Publication date
Nov 20, 2008
WABTEC Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Plate for a compressible elastomeric spring
Publication number
20080283720
Publication date
Nov 20, 2008
WABTEC Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Method of making compressible elastomeric spring
Publication number
20080271318
Publication date
Nov 6, 2008
WABTEC Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Elastomeric pad for a compressible elastomeric spring
Publication number
20080272080
Publication date
Nov 6, 2008
WABTEC Holding Corp.
Ronald J. Sprainis
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method of making elastomeric pad for a compressible elastomeric spring
Publication number
20080272517
Publication date
Nov 6, 2008
WABTEC Holding Corp.
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