P

Inventor

SEEMAN GARRETT M

US13 patents

Patents

13 patents
US11621573B2Apr 4, 2023

Drooping cell detection and state of cell health monitoring

GM GLOBAL TECH OPERATIONS LLC7 citations85
US10988049B2Apr 27, 2021

Power management of high-current fast-charging battery

GM GLOBAL TECH OPERATIONS LLC8 citations83
US11485239B2Nov 1, 2022

Power prediction for reconfigurable series-connected battery with mixed battery chemistry

GM GLOBAL TECH OPERATIONS LLC2 citations72
US11362524B2Jun 14, 2022

Battery system and a method for use in the battery system

GM GLOBAL TECH OPERATIONS LLC6 citations72
US11225169B2Jan 18, 2022

Management system with supervisory control for rechargeable energy storage device in electric vehicle

GM GLOBAL TECH OPERATIONS LLC3 citations72
US10981557B2Apr 20, 2021

Battery pack balancing systems and control logic for multi-pack electric-drive motor vehicles

GM GLOBAL TECH OPERATIONS LLC5 citations72
US11299063B2Apr 12, 2022

Method and apparatus for controlling electric power flow in a battery system

GM GLOBAL TECH OPERATIONS LLC5 citations71
US11052783B2Jul 6, 2021

Control of device having multiple rechargeable packs with different capacities for optimal energy delivery

GM GLOBAL TECH OPERATIONS LLC1 citations61
US11349314B2May 31, 2022

Distributed battery power estimation with weaker cell monitoring

GM GLOBAL TECH OPERATIONS LLC0 citations51
US11993175B2May 28, 2024

Energy management system for an electric vehicle

GM GLOBAL TECH OPERATIONS LLC0 citations50
US11034257B2Jun 15, 2021

Method and system for estimating remaining battery pack energy using cell-group state of charge spread

GM GLOBAL TECH OPERATIONS LLC0 citations47
US11592493B2Feb 28, 2023

Method and system for battery capacity estimation using voltage slope capacity and dynamic anchors

GM GLOBAL TECH OPERATIONS LLC0 citations46
US11211803B2Dec 28, 2021

Method and apparatus for battery cell charge balancing

GM GLOBAL TECH OPERATIONS LLC0 citations44