Jim D. Ryken

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Roland, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic control cold start neutral valve
- Patent number 6,422,254
- Issue date Jul 23, 2002
- Sauer-Danfoss Inc.
- James D. Ryken
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Loop flushing circuit for lubricating rotating elements in a hydros...
- Patent number 6,263,670
- Issue date Jul 24, 2001
- Sauer-Danfoss Inc.
- Steven H. Gluck
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Single-piece proportional control
- Patent number 6,260,468
- Issue date Jul 17, 2001
- Sauer-Danfoss Inc.
- James D. Ryken
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Ball joint for servo piston actuation in a bent axis hydraulic unit
- Patent number 6,257,119
- Issue date Jul 10, 2001
- Sauer-Danfoss Inc.
- James D. Ryken
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Retaining system for slipper holddown pins
- Patent number 5,784,949
- Issue date Jul 28, 1998
- Sauer Inc.
- Jim D. Ryken
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES