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John William Hoffman
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New Albany, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Corona igniter having improved gap control
Patent number
8,839,753
Issue date
Sep 23, 2014
Federal-Mogul Ignition Company
John Antony Burrows
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark plug having a plastic upper insulator and method of construction
Patent number
8,680,758
Issue date
Mar 25, 2014
Federal-Mogul Ignition Company
Kevin L. Miller
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Igniter system for igniting fuel
Patent number
8,434,443
Issue date
May 7, 2013
Federal-Mogul Ignition Company
James D. Lykowski
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of assembling a small-diameter spark plug with resistive seal
Patent number
8,272,909
Issue date
Sep 25, 2012
Federal-Mogul World Wide, Inc.
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming layered heating element for glow plug
Patent number
8,079,136
Issue date
Dec 20, 2011
Federal-Mogul World Wide, Inc.
William J. Walker, Jr.
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Ceramic with improved high temperature electrical properties for us...
Patent number
8,012,898
Issue date
Sep 6, 2011
Federal-Mogul World Wide, Inc.
William John Walker, Jr.
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Small-diameter spark plug with resistive seal
Patent number
8,013,502
Issue date
Sep 6, 2011
Federal-Mogul Corporation
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark plug with an improved seal
Patent number
7,969,077
Issue date
Jun 28, 2011
Federal-Mogul World Wide, Inc.
John W. Hoffman
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Ceramic with improved high temperature electrical properties for us...
Patent number
7,858,547
Issue date
Dec 28, 2010
Federal-Mogul World Wide, Inc.
William John Walker, Jr.
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for forming layered heating element for glow plug
Patent number
7,607,206
Issue date
Oct 27, 2009
Federal-Mogul World Wide, Inc.
William J. Walker, Jr.
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method of fabricating a multilayer ceramic heating element
Patent number
7,572,480
Issue date
Aug 11, 2009
Federal-Mogul World Wide, Inc.
James L. May
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Spark plug with tapered fired-in suppressor seal
Patent number
7,443,089
Issue date
Oct 28, 2008
Federal-Mogul World Wide, Inc.
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
CORONA IGNITER HAVING IMPROVED GAP CONTROL
Publication number
20120192824
Publication date
Aug 2, 2012
JOHN ANTONY BURROWS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SMALL-DIAMETER SPARK PLUG WITH RESISTIVE SEAL
Publication number
20110298164
Publication date
Dec 8, 2011
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CERAMIC WITH IMPROVED HIGH TEMPERATURE ELECTRICAL PROPERTIES FOR US...
Publication number
20110177932
Publication date
Jul 21, 2011
William John Walker, JR.
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
SPARK PLUG HAVING A PLASTIC UPPER INSULATOR AND METHOD OF CONSTRUCTION
Publication number
20100201245
Publication date
Aug 12, 2010
Kevin L. Miller
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGNITER SYSTEM FOR IGNITING FUEL
Publication number
20100175655
Publication date
Jul 15, 2010
FEDERAL-MOGUL IGNITION COMPANY
James D. Lykowski
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD FOR FORMING LAYERED HEATING ELEMENT FOR GLOW PLUG
Publication number
20100043208
Publication date
Feb 25, 2010
William J. Walker, JR.
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
SHEATHED GLOW PLUG
Publication number
20090184101
Publication date
Jul 23, 2009
John Hoffman
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
SMALL-DIAMETER SPARK PLUG WITH RESISTIVE SEAL
Publication number
20080284305
Publication date
Nov 20, 2008
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF FABRICATING A MULTILAYER CERAMIC HEATING ELEMENT
Publication number
20080095943
Publication date
Apr 24, 2008
James L. May
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Spark plug with tapered fired-in suppressor seal
Publication number
20070290594
Publication date
Dec 20, 2007
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPARK PLUG
Publication number
20070290590
Publication date
Dec 20, 2007
Federal Mogul-World Wide, Inc.
John W. Hoffman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER HEATING ELEMENT
Publication number
20070221647
Publication date
Sep 27, 2007
Federal Mogul-World Wide, Inc.
William J. Walker
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Method for forming layered heating element for glow plug
Publication number
20070151096
Publication date
Jul 5, 2007
William J. Walker
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Ceramic with improved high temperature electrical properties for us...
Publication number
20070123412
Publication date
May 31, 2007
William John Walker
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES