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David Mumford
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Richmond, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Hydraulically actuated gaseous fuel injector
Patent number
11,053,866
Issue date
Jul 6, 2021
WESTPORT FUEL SYSTEMS CANADA INC.
Michael C. Wickstone
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Pressure regulating modules with controlled leak paths
Patent number
10,865,718
Issue date
Dec 15, 2020
Westport Power Inc.
David K. Mumford
G05 - CONTROLLING REGULATING
Information
Patent Grant
Apparatus for reducing pressure pulsations in a gaseous fuelled int...
Patent number
10,527,005
Issue date
Jan 7, 2020
Westport Power Inc.
Ashish Singh
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
High pressure fluid control system and method of controlling pressu...
Patent number
10,371,065
Issue date
Aug 6, 2019
Westport Power Inc.
David K. Mumford
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Hydraulically actuated gaseous fuel injector
Patent number
10,247,112
Issue date
Apr 2, 2019
Westport Power Inc.
Michael C. Wickstone
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Supplying gaseous fuel from a liquid state to an engine
Patent number
10,030,613
Issue date
Jul 24, 2018
Westport Power Inc.
Bradley E. Melanson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Supplying gaseous fuel from a liquid state to an internal combustio...
Patent number
9,863,365
Issue date
Jan 9, 2018
Westport Power Inc.
Bradley E. Melanson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control system and method for isolating high pressure pilot fuel in...
Patent number
9,556,805
Issue date
Jan 31, 2017
Caterpillar Inc.
David Kalu Mumford
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for pumping fuel to a fuel injection system
Patent number
9,458,805
Issue date
Oct 4, 2016
Jordan C. Haas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel injection valve and method of actuating
Patent number
9,366,195
Issue date
Jun 14, 2016
Westport Power Inc.
David R. Wager
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel injection valve and method for co-injecting a liquid and a gas...
Patent number
9,022,303
Issue date
May 5, 2015
Westport Power Inc.
David Mumford
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Directly actuated valve with a strain-type actuator and a method of...
Patent number
8,413,638
Issue date
Apr 9, 2013
Westport Power Inc.
David Mumford
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and apparatus for using an accelerometer signal to detect mi...
Patent number
8,108,131
Issue date
Jan 31, 2012
Westport Power Inc.
Jian Huang
G01 - MEASURING TESTING
Information
Patent Grant
Dual fuel injection valve and method of operating a dual fuel injec...
Patent number
7,124,959
Issue date
Oct 24, 2006
Westport Power Inc.
S. Michael Baker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Common rail directly actuated fuel injection valve with a pressuriz...
Patent number
7,100,577
Issue date
Sep 5, 2006
Westport Research Inc.
David Mumford
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Dual fuel injection valve and method of operating a dual fuel injec...
Patent number
6,761,325
Issue date
Jul 13, 2004
Westport Research Inc.
S. Michael Baker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
HYDRAULICALLY ACTUATED GASEOUS FUEL INJECTOR
Publication number
20190178172
Publication date
Jun 13, 2019
WESTPORT POWER INC.
Michael C. WICKSTONE
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
PRESSURE REGULATING MODULES WITH CONTROLLED LEAK PATHS
Publication number
20190101070
Publication date
Apr 4, 2019
WESTPORT POWER INC.
David K. MUMFORD
G05 - CONTROLLING REGULATING
Information
Patent Application
HIGH PRESSURE FLUID CONTROL SYSTEM AND METHOD OF CONTROLLING PRESSU...
Publication number
20180320605
Publication date
Nov 8, 2018
WESTPORT POWER INC.
David K. MUMFORD
G05 - CONTROLLING REGULATING
Information
Patent Application
HYDRAULICALLY ACTUATED GASEOUS FUEL INJECTOR
Publication number
20180073447
Publication date
Mar 15, 2018
WESTPORT POWER INC.
Michael C. WICKSTONE
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
APPARATUS FOR REDUCING PRESSURE PULSATIONS IN A GASEOUS FUELLED INT...
Publication number
20170356391
Publication date
Dec 14, 2017
WESTPORT POWER INC.
Ashish SINGH
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Control System and Method for Isolating High Pressure Pilot Fuel in...
Publication number
20160237921
Publication date
Aug 18, 2016
Caterpillar Inc.
David Kalu Mumford
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Supplying Gaseous Fuel from a Liquid State to an Engine
Publication number
20150219044
Publication date
Aug 6, 2015
Bradley E. Melanson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Fuel Injection Valve And Method Of Actuating
Publication number
20150115055
Publication date
Apr 30, 2015
WESTPORT POWER INC.
David R. Wager
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Supplying Gaseous Fuel from a Liquid State to an Internal Combustio...
Publication number
20150083055
Publication date
Mar 26, 2015
Bradley E. Melanson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Method And Apparatus For Pumping Fuel To A Fuel Injection System
Publication number
20140238351
Publication date
Aug 28, 2014
WESTPORT POWER INC.
Jordan C. Haas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Fuel Injection Valve And Method For Co-Injecting A Liquid And A Gas...
Publication number
20110108631
Publication date
May 12, 2011
David Mumford
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method And Apparatus For Using An Accelerometer Signal To Detect Mi...
Publication number
20100286891
Publication date
Nov 11, 2010
Jian Huang
G01 - MEASURING TESTING
Information
Patent Application
Directly Actuated Valve With A Strain-Type Actuator And A Method Of...
Publication number
20100219360
Publication date
Sep 2, 2010
David Mumford
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Common rail directly actuated fuel injection valve with a pressuriz...
Publication number
20050274360
Publication date
Dec 15, 2005
Westport Research Inc.
David Mumford
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Dual fuel injection valve and method of operating a dual fuel injec...
Publication number
20040256495
Publication date
Dec 23, 2004
S. Michael Baker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Dual fuel injection valve and method of operating a dual fuel injec...
Publication number
20020070295
Publication date
Jun 13, 2002
S. Michael Baker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...