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Multi-socket wrench
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Patent number 8,302,510
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Issue date Nov 6, 2012
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Proprietary Technologies, Inc.
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Richard J. Macor
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Multi-socket wrench
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Patent number D616274
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Issue date May 25, 2010
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Proprietary Technologies, Inc.
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Richard J. Macor
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D08 - Tools and hardware
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Adjustable wrench
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Patent number D604130
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Issue date Nov 17, 2009
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Proprietary Technologies, Inc.
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Richard J. Macor
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D08 - Tools and hardware
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Screwdriver blade tip
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Patent number D583642
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Issue date Dec 30, 2008
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Proprietary Technologies, Inc.
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Richard J. Macor
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D08 - Tools and hardware
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Wrench engagement technologies
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Patent number 7,311,021
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Issue date Dec 25, 2007
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Proprietary Technologies, Inc.
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Richard J. Macor
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Maximum engagement wrench
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Patent number 7,228,764
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Issue date Jun 12, 2007
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Proprietary Technologies, Inc.
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Richard J. Macor
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Wrench engagement structure
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Patent number 7,159,492
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Issue date Jan 9, 2007
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Proprietary Technologies, Inc.
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Richard J. Macor
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Ergonomic driver wrench
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Patent number D522327
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Issue date Jun 6, 2006
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Proprietary Technologies, Inc.
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Richard J. Macor
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D08 - Tools and hardware
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Wrench
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Patent number 7,047,845
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Issue date May 23, 2006
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Proprietary Technologies, Inc.
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Richard J. Macor
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Double-headed wrench
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Patent number D507945
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Issue date Aug 2, 2005
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Proprietary Technologies, Inc.
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Richard J. Macor
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D08 - Tools and hardware