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Needle and catheter assembly
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Patent number 4,994,041
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Issue date Feb 19, 1991
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Mitchell P. Dombrowski
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Needle and catheter assembly
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Patent number 4,978,344
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Issue date Dec 18, 1990
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Mitchell P. Dombrowski
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Digital dispenser
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Patent number 4,959,056
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Issue date Sep 25, 1990
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Wayne State University
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Mitchell Dombrowski
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Self-capping needle assembly
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Patent number 4,790,828
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Issue date Dec 13, 1988
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Mitchell P. Dombrowski
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Cut resistant surgical gloves
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Patent number 4,779,290
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Issue date Oct 25, 1988
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Wayne State University
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Robert A. Welch
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Blood sampler
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Patent number 4,653,513
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Issue date Mar 31, 1987
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Mitchell P. Dombrowski
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE