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

Ajith Kuttannair Kumar

GE: 321 patents #1 of 36,430Top 1%
THTransportation Ip Holdings: 46 patents #1 of 657Top 1%
VSVirident Systems: 12 patents #7 of 20Top 35%
Microsoft: 5 patents #8,808 of 40,388Top 25%
WBWestinghouse Air Brake: 2 patents #88 of 284Top 35%
WTWestern Digital Technologies: 1 patents #1,787 of 3,180Top 60%
STSymbol Technologies: 1 patents #645 of 1,181Top 55%
EMEmc: 1 patents #1,879 of 3,345Top 60%
Erie, PA: #1 of 1,097 inventorsTop 1%
Pennsylvania: #4 of 74,527 inventorsTop 1%
Overall (All Time): #677 of 4,157,543Top 1%
391 Patents All Time

Issued Patents All Time

Showing 176–200 of 391 patents

Patent #TitleCo-InventorsDate
8774994 System and method for vehicle performance control Henry Todd Young 2014-07-08
8768593 Automatic brake verification system Timothy W. Brown, Henry Todd Young 2014-07-01
8768543 Method, system and computer software code for trip optimization with train/track database augmentation Glenn Robert Shaffer 2014-07-01
8769693 Trusted installation of a software application William Pfeifer, Joseph Johnson, Ronald L. Thompson, Nitin Sood 2014-07-01
8751073 Method and apparatus for optimizing a train trip using signal information Wolfgang Daum, Tom Otsubo, John Erik Hershey, Gerald Hess 2014-06-10
8725326 System and method for predicting a vehicle route using a route network database Kevin Kapp, Eric Vorndran, Daniel Pagano 2014-05-13
8720344 Thermal management system and method John D. Butine 2014-05-13
8712610 System and method for determining a characterisitic of an object adjacent to a route 2014-04-29
8684150 Control assembly and control method for supplying power to electrified rail vehicles Bret Dwayne Worden 2014-04-01
8677909 Vehicle suspension control system and method Bret Dwayne Worden, Jeremy Thomas McGarry 2014-03-25
8655521 Method and computer software code for uncoupling power control of a distributed powered system from coupled power settings James D. Brooks 2014-02-18
8655518 Transportation network scheduling system and method Jared Klineman Cooper, Joseph Forrest Noffsinger, Mason Samuels, Paul Kenneth Houpt, Joel Kickbusch +4 more 2014-02-18
8649963 System, method, and computer software code for optimizing performance of a powered system Henry Todd Young, Bret Dwayne Worden, Bertrand Bastien, Timothy W. Brown 2014-02-11
8644044 Power electronics and integration system for providing a common high current inverter for use with a traction inverter and an auxiliary inverter Sudhir Gupta 2014-02-04
8584596 Suspension system, truck and spring system for a vehicle Bret Dwayne Worden, Adrian Gorski, Jingjun Zhang, Jeremy Thomas McGarry 2013-11-19
8588999 Method and system for engine emission control Edward Joseph Hall, Kyle Stott, James Robert Mischler, Christopher McNally, Jason Dean 2013-11-19
8587260 Method and system for control of a vehicle energy storage device 2013-11-19
8538611 Multi-level railway operations optimization system and method Paul Kenneth Houpt, Stephen Mathe, Paul M. Julich, Jeffrey James Kisak, Glenn Robert Shaffer +1 more 2013-09-17
8538609 System, method, and computer readable memory medium for verifying track database information 2013-09-17
8534432 Locomotive dynamic braking grid package configuration Gregory A. Marsh, Theodore Clark Brown 2013-09-17
8534199 Method for controlling a powered system Wolfgang Daum 2013-09-17
8511449 Propulsion system for a powered rail vehicle and method of adapting the propulsion system between different configurations 2013-08-20
8504226 Method and system for independent control of vehicle James D. Brooks, Bernardo Adrian Movsichoff, Ramu Sharat Chandra 2013-08-06
8504272 System and method for verifying the availability of a level of a braking system in a powered system 2013-08-06
8497591 System and method for off-highway vehicle engine cranking Wolfgang Daum, Bret Dwayne Worden, Henry Todd Young, Timothy W. Brown, Jeffrey John Wolff 2013-07-30