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Shaped direct chill aluminum ingot
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Patent number 9,023,484
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Issue date May 5, 2015
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Tri-Arrows Aluminum Inc.
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Gyan Jha
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Quaternary chalcogenide wafers
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Patent number 8,709,657
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Issue date Apr 29, 2014
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E I du Pont de Nemours and Company
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Alex Sergey Ionkin
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Shaped direct chill aluminum ingot
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Patent number 8,381,384
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Issue date Feb 26, 2013
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Tri-Arrows Aluminum Inc.
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Gyan Jha
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Metal extrusion
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Patent number 5,309,748
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Issue date May 10, 1994
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Alcan International Limited
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Martin R. Jarrett
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Blank for a thread forming screw
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Patent number 4,572,875
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Issue date Feb 25, 1986
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Charles E. Gutshall
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Contour forming conical shapes
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Patent number 4,476,194
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Issue date Oct 9, 1984
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United Technologies Corporation
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Harold C. Sanborn
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Self-tapping or thread-forming screw
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Patent number 4,104,446
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Issue date Aug 1, 1978
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Keystone Consolidated Industries, Inc.
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Lawrence D. Johnson
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3901662
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Patent number 3,901,662
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Issue date Aug 26, 1975
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B22 - CASTING POWDER METALLURGY
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3895924
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Patent number 3,895,924
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Issue date Jul 22, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3880601
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Patent number 3,880,601
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Issue date Apr 29, 1975
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3866306
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Patent number 3,866,306
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Issue date Feb 18, 1975
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3837066
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Patent number 3,837,066
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Issue date Sep 24, 1974
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3785784
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Patent number 3,785,784
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Issue date Jan 15, 1974
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3771978
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Patent number 3,771,978
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Issue date Nov 13, 1973
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3767368
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Patent number 3,767,368
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Issue date Oct 23, 1973
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...