DM

David Mumford

WP Westport Power: 11 patents #3 of 146Top 3%
WR Westport Research: 2 patents #13 of 45Top 30%
WC Westport Fuel Systems Canada: 1 patents #8 of 23Top 35%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
📍 Vancouver, CA: #231 of 5,070 inventorsTop 5%
Overall (All Time): #294,236 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11053866 Hydraulically actuated gaseous fuel injector Michael C. Wickstone 2021-07-06
10865718 Pressure regulating modules with controlled leak paths 2020-12-15
10527005 Apparatus for reducing pressure pulsations in a gaseous fuelled internal combustion engine Ashish Singh, Alain M. J. Touchette, Guowei Li, Michael C. Wickstone, Christopher J. B. Dicken 2020-01-07
10371065 High pressure fluid control system and method of controlling pressure bias in an end use device Derek Puzzuoli, Jordan C. Haas, Wesley A. Brown, Victor Woo, Joshua W. Steffen 2019-08-06
10247112 Hydraulically actuated gaseous fuel injector Michael C. Wickstone 2019-04-02
10030613 Supplying gaseous fuel from a liquid state to an engine Bradley E. Melanson, Paul M. Blomerus, Melissa S.A. McKinnon 2018-07-24
9863365 Supplying gaseous fuel from a liquid state to an internal combustion engine Bradley E. Melanson, Paul M. Blomerus, Melissa S.A. McKinnon 2018-01-09
9556805 Control system and method for isolating high pressure pilot fuel in dual-fuel HPDI system Josh Steffen, Derek Puzzuoli 2017-01-31
9458805 Method and apparatus for pumping fuel to a fuel injection system Jordan C. Haas, Timothy N. Lennox, B. Keir Pritchard, Mark Tsui 2016-10-04
9366195 Fuel injection valve and method of actuating David R. Wager, Gordon P. McTaggart-Cowan, Sandeep Munshi 2016-06-14
9022303 Fuel injection valve and method for co-injecting a liquid and a gaseous fuel into the combustion chamber of an internal combustion engine Sandeep Munshi 2015-05-05
8413638 Directly actuated valve with a strain-type actuator and a method of operating same Alan B. Welch, Alain M. J. Touchette, Mike Hebbes, Richard Wing 2013-04-09
8108131 Method and apparatus for using an accelerometer signal to detect misfiring in an internal combustion engine Jian Huang, Duran Cheung 2012-01-31
7124959 Dual fuel injection valve and method of operating a dual fuel injection valve S. Michael Baker, Adrian Post, Tim Lennox, Bradley D. Douville, Alain Touchette 2006-10-24
7100577 Common rail directly actuated fuel injection valve with a pressurized hydraulic transmission device and a method of operating same Richard J. Ancimer, Mike Baker, Damien Clapa, Richard Wing 2006-09-05
6761325 Dual fuel injection valve and method of operating a dual fuel injection valve S. Michael Baker, Adrian Post, Tim Lennox, Alain Touchette, Bradley D. Douville 2004-07-13