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Lifeline bypass shuttle
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Patent number 11,833,375
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Issue date Dec 5, 2023
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Engineered Supply
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Arlen Paul Grant
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A62 - LIFE-SAVING FIRE-FIGHTING
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Rooftop rigging support system
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Patent number 11,753,837
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Issue date Sep 12, 2023
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Engineered Supply L.L.C.
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Arlen P. Grant
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A62 - LIFE-SAVING FIRE-FIGHTING
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Anchoring stick
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Patent number 11,351,406
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Issue date Jun 7, 2022
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Engineered Supply L.L.C.
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Arlen Paul Grant
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E04 - BUILDING
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Safety line shock absorber
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Patent number 10,695,595
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Issue date Jun 30, 2020
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Engineered Supply L.L.C.
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Arlen Paul Grant
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A62 - LIFE-SAVING FIRE-FIGHTING
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Davit arm
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Patent number 10,457,528
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Issue date Oct 29, 2019
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Engineered Supply, LLC
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Arlen Paul Grant
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Construction anchor
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Patent number D772040
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Issue date Nov 22, 2016
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Engineered Supply L.L.C.
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Arlen Paul Grant
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D08 - Tools and hardware
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86899919 - ENGINEERED SUPPLY
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Serial number 86899919
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Registration number 5041011
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Filing date Feb 6, 2016
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Engineered Supply
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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86899921 - STRONGTOP
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Serial number 86899921
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Registration number 5041012
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Filing date Feb 6, 2016
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Engineered Supply
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments