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Endodontic instrument
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Patent number 10,130,444
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Issue date Nov 20, 2018
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Dentsply Sirona Inc.
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Derek Heath
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Set of endodontic instruments
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Patent number 8,439,682
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Issue date May 14, 2013
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D&S Dental, LLC
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Derek Heath
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Cutting board for food products
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Patent number 5,860,641
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Issue date Jan 19, 1999
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Derek E. Heath
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...