Randall L. Derr

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Bellbrook, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Suspension hydraulic lift actuator for axle trim height control
- Patent number 12,162,325
- Issue date Dec 10, 2024
- BeijingWest Industries Co., Ltd.
- Daniel Norbert Borgemenke
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Single-operation valve assembly for braking systems and the like
- Patent number 6,264,290
- Issue date Jul 24, 2001
- Delphi Technologies, Inc.
- Gary Chris Fulks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method of manufacturing a suspension damper
- Patent number 5,577,579
- Issue date Nov 26, 1996
- General Motors Corporation
- Randall L. Derr
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Compression cut-off valve for a hydraulic damper
- Patent number 5,333,708
- Issue date Aug 2, 1994
- General Motors Corporation
- Eric L. Jensen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Low level damping valve and method for a semi-active hydraulic damper
- Patent number 5,163,538
- Issue date Nov 17, 1992
- General Motors Company
- Randall L. Derr
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SUSPENSION HYDRAULIC LIFT ACTUATOR FOR AXLE TRIM HEIGHT CONTROL
- Publication number 20220314728
- Publication date Oct 6, 2022
- BEIJINGWEST INDUSTRIES CO., LTD
- Daniel Norbert BORGEMENKE
- B60 - VEHICLES IN GENERAL