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Easel stand mountable display board
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Patent number 8,517,329
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Issue date Aug 27, 2013
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3M Innovative Properties Company
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James E. Nash
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Light tube
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Patent number 6,511,204
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Issue date Jan 28, 2003
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3M Innovative Properties Company
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John J. Emmel
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F21 - LIGHTING
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Unidirectional fluid valve
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Patent number 5,509,436
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Issue date Apr 23, 1996
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Minnesota Mining and Manufacturing Company
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Daniel A. Japuntich
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A62 - LIFE-SAVING FIRE-FIGHTING
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Filter element
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Patent number RE35062
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Issue date Oct 17, 1995
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Minnesota Mining and Manufacturing Company
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Gerald M. Brostrom
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128 - Surgery
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Unidirectional fluid valve
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Patent number 5,325,892
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Issue date Jul 5, 1994
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Minnesota Mining and Manufacturing Company
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Daniel A. Japuntich
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve cover
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Patent number D347299
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Issue date May 24, 1994
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Minnesota Mining and Manufacturing Company
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John W. Bryant
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D29 - Equipment for safety, protection, and rescue
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Valve cover
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Patent number D347298
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Issue date May 24, 1994
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Minnesota Mining and Manufacturing Company
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Daniel A. Japuntich
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D29 - Equipment for safety, protection, and rescue
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Filter element
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Patent number 4,886,058
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Issue date Dec 12, 1989
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Minnesota Mining and Manufacturing Company
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Gerald M. Brostrom
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A62 - LIFE-SAVING FIRE-FIGHTING
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High efficiency respirator
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Patent number 4,827,924
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Issue date May 9, 1989
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Minnesota Mining and Manufacturing Company
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Daniel A. Japuntich
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A41 - WEARING APPAREL