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Glen L. Litten
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Springfield, OR, US
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last 30 patents
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Patent Grant
Railcar cushion device preload valving systems
Patent number
5,871,109
Issue date
Feb 16, 1999
Emerald Rail Technologies, LLC
Glen L. Litten
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Cargo handling hydraulic ramp loader system and methods
Patent number
5,829,947
Issue date
Nov 3, 1998
Emerald Rail Technologies, LLC
Glen L. Litten
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Railcar cushion device valving systems
Patent number
5,826,735
Issue date
Oct 27, 1998
Emerald Rail Technologies, LLC
Glen L. Litten
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Test sill for railcar cushion units
Patent number
5,485,742
Issue date
Jan 23, 1996
Emerald Hydraulics, Inc.
Glen L. Litten
G01 - MEASURING TESTING
Information
Patent Grant
Railcar cushion device tester and method
Patent number
5,325,700
Issue date
Jul 5, 1994
Emerald Hydraulics, Inc.
Glen L. Litten
G01 - MEASURING TESTING