Inventor
KAUFMAN PATRICK
US17 patents
⚠️ This page may combine multiple inventors who share the name “KAUFMAN PATRICK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CUMMINS INC
9 patentsUS12280679B2Apr 22, 2025
Fuel cell powertrain systems and methods for power split and allocation in fuel cell powertrain systems
CUMMINS INC2 citations71
US12054040B2Aug 6, 2024
Fuel cell vehicle radiator placement and orientation
CUMMINS INC4 citations66
US12485778B2Dec 2, 2025
Vehicle with an integrated charging system
CUMMINS INC0 citations60
US11919405B2Mar 5, 2024
Vehicle with an integrated charging system
CUMMINS INC1 citations60
US12043227B2Jul 23, 2024
Multi-receptacle fuel filling and storage system and method of using the same
CUMMINS INC1 citations57
US12191758B2Jan 7, 2025
System and method for operating a three-phase inverter with four or more legs
CUMMINS INC0 citations56
US12347904B2Jul 1, 2025
Look ahead energy management and control systems and methods to improve fuel cell system performance, durability, and life
CUMMINS INC0 citations44
US11458852B2Oct 4, 2022
DC-DC converter control
CUMMINS INC0 citations44
US12482841B2Nov 25, 2025
Range estimator and life-based power demand strategy for fuel cell powertrain systems and methods
CUMMINS INC0 citations38
CUMMINS ELECTRIFIED POWER NA INC
3 patentsUS10836375B2Nov 17, 2020
Powertrain configurations for single-motor, two-clutch hybrid electric vehicles
CUMMINS ELECTRIFIED POWER NA INC39 citations93
US11173795B2Nov 16, 2021
Vehicle with AC-to-DC inverter system for vehicle to-grid power integration
CUMMINS ELECTRIFIED POWER NA INC2 citations71
US10384527B2Aug 20, 2019
Four wheel drive powertrain configurations for two-motor, two-clutch hybrid electric vehicles
CUMMINS ELECTRIFIED POWER NA INC5 citations70
EFFICIENT DRIVETRAINS INC
3 patentsUS9193273B1Nov 24, 2015
Vehicle with AC-to-DC inverter system for vehicle-to-grid power integration
EFFICIENT DRIVETRAINS INC27 citations90
US9914361B2Mar 13, 2018
Vehicle with AC-to-DC inverter system for vehicle-to-grid power integration
EFFICIENT DRIVETRAINS INC5 citations82
US9505311B2Nov 29, 2016
Vehicle with AC-to-DC inverter system for vehicle-to-grid power integration
EFFICIENT DRIVETRAINS INC10 citations82