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Sandwich hybrid mounting mat
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Patent number 7,645,426
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Issue date Jan 12, 2010
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3M Innovative Properties Company
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Richard P. Merry
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Free-standing internally insulating liner
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Patent number 6,726,884
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Issue date Apr 27, 2004
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3M Innovative Properties Company
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Kenneth R. Dillon
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Concentric-tube diesel particulate filter
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Patent number 5,171,341
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Issue date Dec 15, 1992
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Minnesota Mining and Manufacturing Company
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Richard P. Merry
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Catalytic converter
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Patent number 5,028,397
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Issue date Jul 2, 1991
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Minnesota Mining and Manufacturing Company
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Richard P. Merry
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Insulated double-walled exhaust pipe
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Patent number 5,024,289
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Issue date Jun 18, 1991
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Minnesota Mining and Manufacturing Company
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Richard P. Merry
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Catalytic converter
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Patent number 4,929,429
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Issue date May 29, 1990
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Minnesota Mining and Manufacturing Company
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Richard P. Merry
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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