Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JK

James Michael Kerns — 131 Patents

Ford: 131 patents #65 of 17,473Top 1%
Trenton, MI: #1 of 141 inventorsTop 1%
Michigan: #139 of 86,293 inventorsTop 1%
Overall (All Time): #8,309 of 4,157,543Top 1%
131 Patents All Time

Issued Patents All Time

Showing 76–100 of 131 patents

Patent #TitleCo-InventorsDate
7810319 Catalytic device with fuel cell portion and catalytic conversion portion Shane Elwart, Gopichandra Surnilla, David Karl Bidner 2010-10-12
7765991 Fuel delivery control for internal combustion engine Joseph Lyle Thomas 2010-08-03
7743752 System and method for improving fuel vapor purging for an engine having a compressor Ralph Wayne Cunningham, Thomas G. Leone, Gopichandra Surnilla, Ross Dykstra Pursifull 2010-06-29
7715976 EGR detection via humidity detection Nian Xiao, Yi Ding 2010-05-11
7600375 Catalytic device with fuel cell portion and catalytic conversion portion Shane Elwart, Gopichandra Surnilla, David Karl Bidner 2009-10-13
7549283 Engine system with mixed exhaust gas oxygen sensor types Gopichandra Surnilla, Tobias John Pallett, Sukhdev Sekhon, Shane Elwart 2009-06-23
7449092 Dual mode oxygen sensor Harry Burleson 2008-11-11
7424881 System and method for engine with fuel vapor purging 2008-09-16
7421836 Air/fuel ratio validation for lean burn Tobias John Pallett, Gopichandra Surnilla, Suzanne Kay Wait 2008-09-09
7377104 Engine control system with mixed exhaust gas oxygen sensor types Imad Hassan Makki, Stephen B. Smith 2008-05-27
7302933 System and method for engine with fuel vapor purging 2007-12-04
7293406 Engine control for low emission vehicle starting Donald J. Lewis, Matthew John Gerhart, Ralph Wayne Cunningham 2007-11-13
7234455 Robust maximum engine torque estimation Tobias John Pallett, Gopichandra Surnilla 2007-06-26
7225782 System and method to control transitions in the number of cylinders in a hybrid vehicle Tobias John Pallett, Gopichandra Surnilla 2007-06-05
7188517 System and method for detection of degradation of vacuum brake booster sensor John D. Russell 2007-03-13
7185487 Adaptive engine control for low emission vehicle starting Donald J. Lewis, Matthew John Gerhart, Ralph Wayne Cunningham 2007-03-06
7159561 Internal combustion engine quick-stop Thomas Francis Rolewicz, Jr. 2007-01-09
7137377 Intake valve cleaning method for a direct injection engine with computer controlled intake valves Michael John Cullen 2006-11-21
7000379 Fuel/air ratio feedback control with catalyst gain estimation for an internal combustion engine Imad Hassan Makki, Stephen B. Smith 2006-02-21
6990858 System and method for detection of degradation of vacuum brake booster sensor John D. Russell 2006-01-31
6904751 Engine control and catalyst monitoring with downstream exhaust gas sensors Imad Hassan Makki, Gopichandra Surnilla, Stephen B. Smith 2005-06-14
6880532 Engine operation parameter estimation method John D. Russell 2005-04-19
6880533 Engine operation parameter estimation method John D. Russell 2005-04-19
6879906 Engine control and catalyst monitoring based on estimated catalyst gain Imad Hassan Makki, Gopichandra Surnilla, Stephen B. Smith 2005-04-12
6848427 Method and system for providing fuel injection time scheduling for internal combustion engines using engine speed prediction Gang Song, Stephen B. Smith 2005-02-01