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Michael I. Keller
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Alexandria, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for modifying combustion chamber in a reciprocating piston i...
Patent number
9,567,896
Issue date
Feb 14, 2017
Sonex Research, Inc.
Andrew Pouring
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Thermally stratified regenerative combustion chamber
Patent number
9,567,939
Issue date
Feb 14, 2017
Sonex Research, Inc.
Andrew Pouring
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Method for making a piston with radical producing micro chambers an...
Patent number
8,443,716
Issue date
May 21, 2013
Michael I. Keller Enterprises, Ltd.
Michael Ira Keller
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-impact dot matrix printer
Patent number
4,441,112
Issue date
Apr 3, 1984
Michael I. Keller
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MODIFYING COMBUSTION CHAMBER IN A RECIPROCATING PISTON I...
Publication number
20140209057
Publication date
Jul 31, 2014
SONEX RESEARCH, INC.
Andrew POURING
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
THERMALLY STRATIFIED REGENERATIVE COMBUSTION CHAMBER
Publication number
20140209058
Publication date
Jul 31, 2014
SONEX RESEARCH, INC.
Andrew POURING
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Method for Making a Piston with Radical Producing Micro Chambers an...
Publication number
20120204714
Publication date
Aug 16, 2012
Michael Ira Keller
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR