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Ralph H. Schorr
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Edwardsville, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Railway truck with bearing adapter
Patent number
7,926,428
Issue date
Apr 19, 2011
Amsted Rail Company, Inc.
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Grant
Railroad freight car sidebearing
Patent number
7,527,003
Issue date
May 5, 2009
ASF-Keystone, Inc.
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Grant
Three-piece motion control truck system
Patent number
7,174,837
Issue date
Feb 13, 2007
ASF-Keystone, Inc.
Thomas R. Berg
B61 - RAILWAYS
Information
Patent Grant
Ride control constant contact side bearing arrangement
Patent number
7,121,212
Issue date
Oct 17, 2006
ASF-Keystone, Inc.
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Grant
Spring seat for a railway truck sideframe and method of making the...
Patent number
6,823,800
Issue date
Nov 30, 2004
Thomas R. Berg
B61 - RAILWAYS
Information
Patent Grant
Constant contact side bearing
Patent number
6,644,214
Issue date
Nov 11, 2003
ASF-Keystone, Inc.
Ralph H. Schorr
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
RAILWAY CAR TRUCK FRICTION SHOE SPRING GROUP
Publication number
20180257677
Publication date
Sep 13, 2018
AMSTED RAIL COMPANY, INC.
John Coseglia
B61 - RAILWAYS
Information
Patent Application
RAILWAY CAR TRUCK FRICTION SHOE
Publication number
20180162424
Publication date
Jun 14, 2018
AMSTED RAIL COMPANY, INC.
Igor Aleynikov
B61 - RAILWAYS
Information
Patent Application
Railway truck with bearing adapter
Publication number
20100064930
Publication date
Mar 18, 2010
AMSTED Rail Company, Inc.
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Application
Side bearing for railway car
Publication number
20060042498
Publication date
Mar 2, 2006
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Application
Three-piece motion control truck system
Publication number
20040261652
Publication date
Dec 30, 2004
ASF-KEYSTONE, INC.
Thomas R. Berg
B61 - RAILWAYS
Information
Patent Application
Ride control constant contact side bearing arrangement
Publication number
20040187726
Publication date
Sep 30, 2004
ASF-KEYSTONE, INC.
Ralph H. Schorr
B61 - RAILWAYS
Information
Patent Application
Spring seat for a railway truck sideframe and method of making the...
Publication number
20030200894
Publication date
Oct 30, 2003
Thomas R. Berg
B61 - RAILWAYS