Joseph L. Huffman

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Mukwonago, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Boom support strand oscillation dampening mechanism
- Patent number 7,415,783
- Issue date Aug 26, 2008
- Harnischfeger Technologies, Inc.
- Joseph L. Huffman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Fitting for wire rope
- Patent number 7,367,090
- Issue date May 6, 2008
- Harnischfeger Technologies, Inc.
- Joseph L. Huffman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dragline with improved thrust bearing assembly supporting upper str...
- Patent number 5,676,471
- Issue date Oct 14, 1997
- Harnischfeger Corporation
- Harvey J. Kallenberger
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Dragline including improved boom
- Patent number 5,636,459
- Issue date Jun 10, 1997
- Harnischfeger Corporation
- Joseph L. Huffman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Dragline including improved walking mechanism
- Patent number 5,603,174
- Issue date Feb 18, 1997
- Harnischfeger Corporation
- Harvey J. Kallenberger
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Boom support strand oscillation dampening mechanism
- Publication number 20070020072
- Publication date Jan 25, 2007
- Harnischfeger Technologies, Inc.
- Joseph L. Huffman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Fitting for wire rope
- Publication number 20070006429
- Publication date Jan 11, 2007
- Harnischfeger Technologies, Inc.
- Joseph L. Huffman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Fitting for wire rope
- Publication number 20070006428
- Publication date Jan 11, 2007
- Harnischfeger Technologies, Inc.
- Joseph L. Huffman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...