Frank P. Holzschuh

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Greeneville, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrostatic transmission
- Patent number 8,635,867
- Issue date Jan 28, 2014
- Parker-Hannifin Corporation
- Xingen Dong
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Combination valve
- Patent number 7,392,823
- Issue date Jul 1, 2008
- Parker-Hannifin Corporation
- Xingen Dong
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Return to neutral mechanism for hydraulic pump
- Patent number 7,234,385
- Issue date Jun 26, 2007
- Parker-Hannifin Corporation
- Xingen Dong
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Combination valve
- Publication number 20060112993
- Publication date Jun 1, 2006
- Xingen Dong
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Hydrostatic transmission
- Publication number 20060039801
- Publication date Feb 23, 2006
- Xingen Dong
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Return to neutral mechanism for hydraulic pump
- Publication number 20060021339
- Publication date Feb 2, 2006
- Xingen Dong
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydrostatic transmission with bypass valve
- Publication number 20060016186
- Publication date Jan 26, 2006
- Xingen Dong
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...