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Construction machine
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Patent number 9,970,178
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Issue date May 15, 2018
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Hitachi Construction Machinery Co., Ltd.
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Shintaro Kobayashi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Aggregate spreading system
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Patent number 9,797,098
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Issue date Oct 24, 2017
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George Guilmette
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Combination scraper/loader
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Patent number 5,172,499
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Issue date Dec 22, 1992
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Gill Industries, L.P.
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John Griffin
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Levelling machine
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Patent number 4,871,025
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Issue date Oct 3, 1989
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Trevor K. Mayfield
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Land leveling scrapers
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Patent number 4,389,800
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Issue date Jun 28, 1983
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Reynolds Manufacturing Company
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Larry G. Goby
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Grade cutting machine
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Patent number 4,041,623
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Issue date Aug 16, 1977
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Miller Formless Co., Inc.
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David J. Miller
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Material handling apparatus
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Patent number 3,982,338
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Issue date Sep 28, 1976
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Trumbull Corporation
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Perry J. Dick
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3916544
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Patent number 3,916,544
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Issue date Nov 4, 1975
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3897640
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Patent number 3,897,640
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Issue date Aug 5, 1975
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3885332
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Patent number 3,885,332
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Issue date May 27, 1975
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3791052
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Patent number 3,791,052
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Issue date Feb 12, 1974
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B60 - VEHICLES IN GENERAL
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3778912
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Patent number 3,778,912
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Issue date Dec 18, 1973
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3777822
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Patent number 3,777,822
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Issue date Dec 11, 1973
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING