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Steven Freis
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Ann Arbor, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Loose-fill insulation exhaust gas treatment device and methods of m...
Patent number
9,790,836
Issue date
Oct 17, 2017
Tenneco Automotive Operating Company, Inc.
Ruth Ann Latham
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of producing an insulated exhaust device
Patent number
9,217,357
Issue date
Dec 22, 2015
Ruth Latham
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of installing a longitudinally offset multi-layer mat in an...
Patent number
8,505,203
Issue date
Aug 13, 2013
Tenneco Automotive Operating Company Inc.
Steven Freis
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
RESERVOIR FOR GAS TREATMENT DEVICE HAVING LOOSE FILL INSULATION AND...
Publication number
20160305301
Publication date
Oct 20, 2016
Tenneco Automotive Operating Company Inc.
Steven Freis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PRODUCING AN INSULATED EXHAUST DEVICE
Publication number
20160069246
Publication date
Mar 10, 2016
Tenneco Automotive Operating Company Inc.
Ruth Latham
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Loose-Fill Insulation Exhaust Gas Treatment Device and Methods of M...
Publication number
20140161677
Publication date
Jun 12, 2014
Ruth Ann Latham
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Loose-Fill Insulation Exhaust Gas Treatment Device and Methods of M...
Publication number
20140140897
Publication date
May 22, 2014
Ruth Ann Latham
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method of Producing an Insulated Exhaust Device
Publication number
20130097839
Publication date
Apr 25, 2013
Ruth Latham
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Exhaust Treatment Device Insulation System
Publication number
20120134889
Publication date
May 31, 2012
Steven Freis
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
TAPER CUT EDGE MAT
Publication number
20120079704
Publication date
Apr 5, 2012
Steven Freis
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of Producing an Insulated Exhaust Gas Device
Publication number
20110185575
Publication date
Aug 4, 2011
Keith Olivier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Monolithic exhaust treatment unit for treating an exhaust gas
Publication number
20100239469
Publication date
Sep 23, 2010
Keith Olivier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL