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Enhanced strength screw-type masonry anchor
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Patent number 5,957,646
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Issue date Sep 28, 1999
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Giannuzzi; Anthony C.
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Anthony C. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Chemical anchor bolt and cap assembly
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Patent number 5,806,275
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Issue date Sep 15, 1998
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Anthony C. Giannuzzi
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Self-drilling anchor
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Patent number 5,625,994
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Issue date May 6, 1997
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Louis N. Giannuzzi
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E04 - BUILDING
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Anchor sleeve and bolt assembly
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Patent number 5,562,377
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Issue date Oct 8, 1996
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Self-drilling anchor
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Patent number 5,482,418
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Issue date Jan 9, 1996
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Louis N. Giannuzzi
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E04 - BUILDING
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Self drilling anchor
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Patent number 5,449,257
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Issue date Sep 12, 1995
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Louis N. Giannuzzi
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E04 - BUILDING
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Self-drilling anchor
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Patent number 5,234,299
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Issue date Aug 10, 1993
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Louis N. Giannuzzi
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E04 - BUILDING
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Single-piece, pre-shaped anchor
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Patent number 4,963,062
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Issue date Oct 16, 1990
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Screw anchor
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Patent number 4,828,439
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Issue date May 9, 1989
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Single-piece pre-shaped wall anchor
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Patent number 4,828,445
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Issue date May 9, 1989
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Non-rotating toggle bolt assembly
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Patent number 4,732,520
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Issue date Mar 22, 1988
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Non-rotating toggle bolt assembly
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Patent number 4,668,144
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Issue date May 26, 1987
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Louis N. Giannuzzi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...