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Charles Weldon Wampler II
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Birmingham, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Switch duration setting for battery string state of charge balancing
Patent number
12,255,472
Issue date
Mar 18, 2025
GM Global Technology Operations LLC
Jun-mo Kang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Simplified switching for state of charge balancing of battery strin...
Patent number
12,244,162
Issue date
Mar 4, 2025
GM Global Technology Operations LLC
Jun-mo Kang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery state estimation based on multiple rates of hysteresis transit
Patent number
12,000,901
Issue date
Jun 4, 2024
GM Global Technology Operations LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electrochemical methods for identification of cell quality
Patent number
11,774,514
Issue date
Oct 3, 2023
GM Global Technology Operations LLC
James R. Salvador
G01 - MEASURING TESTING
Information
Patent Grant
Intelligent motor vehicles and control logic for managing charging...
Patent number
11,685,288
Issue date
Jun 27, 2023
GM Global Technology Operations LLC
Michelle H. Wiebenga
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method of analyzing the quality of a battery cell by performing a c...
Patent number
11,668,759
Issue date
Jun 6, 2023
GM Global Technology Operations LLC
James R. Salvador
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery state estimation using an equivalent constant current model...
Patent number
11,662,387
Issue date
May 30, 2023
GM Global Technology Operations LLC
Charles W. Wampler
G01 - MEASURING TESTING
Information
Patent Grant
Track-guided wiper system and method
Patent number
11,628,807
Issue date
Apr 18, 2023
GM Global Technology Operations LLC
James W. Wells
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and system for battery capacity estimation using voltage slo...
Patent number
11,592,493
Issue date
Feb 28, 2023
GM Global Technology Operations LLC
Alfred Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for tracking electrode capacity
Patent number
11,531,068
Issue date
Dec 20, 2022
GM Global Technology Operations LLC
Alfred Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery state estimation using injected current oscillation
Patent number
11,424,635
Issue date
Aug 23, 2022
GM Global Technology Operations LLC
Meixian Wang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and system for battery capacity estimation
Patent number
11,300,626
Issue date
Apr 12, 2022
GM Global Technology Operations LLC
Charles W. Wampler
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for monitoring a battery state estimator
Patent number
11,204,391
Issue date
Dec 21, 2021
GM Global Technology Operations LLC
Charles W. Wampler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery state estimation using electrode transient model
Patent number
10,950,903
Issue date
Mar 16, 2021
GM Global Technology Operations LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery state estimation using high-frequency empirical model with...
Patent number
10,928,457
Issue date
Feb 23, 2021
GM Global Technology Operations LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Controlling operation of device with rechargeable energy storage pa...
Patent number
10,919,408
Issue date
Feb 16, 2021
GM Global Technology Operations LLC
Azeem Sarwar
B60 - VEHICLES IN GENERAL
Information
Patent Grant
State estimation of an energy system
Patent number
10,620,275
Issue date
Apr 14, 2020
GM Global Technology Operations LLC
Mark W. Verbrugge
G01 - MEASURING TESTING
Information
Patent Grant
Electrochemical device sensor and method of making and using the same
Patent number
10,589,629
Issue date
Mar 17, 2020
GM Global Technology Operations LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Sensor and method of making and using the same
Patent number
10,591,549
Issue date
Mar 17, 2020
GM Global Technology Operations LLC
Shuoqin Wang
G01 - MEASURING TESTING
Information
Patent Grant
Battery state estimation control logic and architectures for electr...
Patent number
10,418,622
Issue date
Sep 17, 2019
GM Global Technology Operations LLC
Brian J. Koch
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery state estimation systems and methods using a nonlinear resi...
Patent number
10,345,385
Issue date
Jul 9, 2019
GM Global Technology Operations LLC
Charles W Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electrochemical device power estimator and methods of making and us...
Patent number
10,317,473
Issue date
Jun 11, 2019
GM Global Technology Operations LLC
Shuoqin Wang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
State of charge estimator and methods of making and using the same
Patent number
10,288,693
Issue date
May 14, 2019
GM Global Technology Operations LLC
Daniel R. Baker
G01 - MEASURING TESTING
Information
Patent Grant
Manufacturing fixture
Patent number
9,821,424
Issue date
Nov 21, 2017
GM Global Technology Operations LLC
Ronald M. Lesperance
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Torque control of underactuated tendon-driven robotic fingers
Patent number
8,565,918
Issue date
Oct 22, 2013
GM Global Technology Operations LLC
Muhammad E. Abdallah
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Humanoid robot
Patent number
8,511,964
Issue date
Aug 20, 2013
GM Global Technology Operations LLC
Douglas Martin Linn
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Dexterous humanoid robotic wrist
Patent number
8,498,741
Issue date
Jul 30, 2013
GM Global Technology Operations
Chris A. Ihrke
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Hierarchical robot control system and method for controlling select...
Patent number
8,483,882
Issue date
Jul 9, 2013
GM Global Technology Operations LLC
Muhammad E. Abdallah
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Robotic thumb assembly
Patent number
8,424,941
Issue date
Apr 23, 2013
GM Global Technology Operations LLC
Chris A. Ihrke
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Tension distribution in a tendon-driven robotic finger
Patent number
8,412,376
Issue date
Apr 2, 2013
GM Global Technology Operations LLC
Muhammad E. Abdallah
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
EXPANDABLE ENCLOSURES FOR PRISMATIC AND CYLINDRICAL BATTERY CELLS
Publication number
20250096368
Publication date
Mar 20, 2025
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Lu HUANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM METAL BATTERY PROGNOSTIC OF IMPENDING CAPACITY FAILURE
Publication number
20240304878
Publication date
Sep 12, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STATE OF HEALTH BASED OPERATION FOR VEHICLE POWER SOURCES`
Publication number
20240012063
Publication date
Jan 11, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jingyuan LIU
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY SYSTEM WITH MULTIPLE DIFFERENT TYPES OF CELLS FOR FAST CHAR...
Publication number
20230361591
Publication date
Nov 9, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Srikanth ARISETTY
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY STATE ESTIMATION BASED ON MULTIPLE RATES OF HYSTERESIS TRANSIT
Publication number
20230266396
Publication date
Aug 24, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Application
SIMPLIFIED SWITCHING FOR STATE OF CHARGE BALANCING OF BATTERY STRIN...
Publication number
20230231391
Publication date
Jul 20, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jun-mo KANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY STRING STATE OF CHARGE BALANCING WITH PHASE SHARING
Publication number
20230179000
Publication date
Jun 8, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jun-mo KANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCH DURATION SETTING FOR BATTERY STRING STATE OF CHARGE BALANCING
Publication number
20230179001
Publication date
Jun 8, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jun-mo KANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY STRING STATE OF CHARGE BALANCING SYSTEMS AND METHODS
Publication number
20230170710
Publication date
Jun 1, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jun-mo KANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD OF ANALYZING THE QUALITY OF A BATTERY CELL BY PERFORMING A C...
Publication number
20220404431
Publication date
Dec 22, 2022
GM GLOBAL TECHNOLOGY OPERATIONS LLC
James R. Salvador
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTROCHEMICAL METHODS FOR IDENTIFICATION OF CELL QUALITY
Publication number
20220404430
Publication date
Dec 22, 2022
GM GLOBAL TECHNOLOGY OPERATIONS LLC
James R. Salvador
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INTELLIGENT MOTOR VEHICLES AND CONTROL LOGIC FOR MANAGING CHARGING...
Publication number
20220355697
Publication date
Nov 10, 2022
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Michelle H. Wiebenga
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY STATE ESTIMATION USING INJECTED CURRENT OSCILLATION
Publication number
20210336462
Publication date
Oct 28, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Meixian Wang
B60 - VEHICLES IN GENERAL
Information
Patent Application
APPARATUS AND METHOD FOR TRACKING ELECTRODE CAPACITY
Publication number
20210239762
Publication date
Aug 5, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Alfred Zhang
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR BATTERY CAPACITY ESTIMATION USING VOLTAGE SLO...
Publication number
20210215768
Publication date
Jul 15, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Alfred Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM FOR BATTERY CAPACITY ESTIMATION
Publication number
20210215770
Publication date
Jul 15, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
G01 - MEASURING TESTING
Information
Patent Application
TRACK-GUIDED WIPER SYSTEM AND METHOD
Publication number
20210078540
Publication date
Mar 18, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
James W. Wells
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD AND APPARATUS FOR MONITORING A BATTERY STATE ESTIMATOR
Publication number
20210080506
Publication date
Mar 18, 2021
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY STATE ESTIMATION USING HIGH-FREQUENCY EMPIRICAL MODEL WITH...
Publication number
20200182937
Publication date
Jun 11, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY STATE ESTIMATION USING ELECTRODE TRANSIENT MODEL
Publication number
20200185792
Publication date
Jun 11, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL
Information
Patent Application
CONTROLLING OPERATION OF DEVICE WITH RECHARGEABLE ENERGY STORAGE PA...
Publication number
20200180466
Publication date
Jun 11, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Azeem Sarwar
B60 - VEHICLES IN GENERAL
Information
Patent Application
ON-VEHICLE ALGORITHMS TO DETERMINE IF LITHIUM PLATING HAS OCCURRED
Publication number
20190379090
Publication date
Dec 12, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Mark W. Verbrugge
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY STATE ESTIMATION BASED ON OPEN CIRCUIT VOLTAGE AND CALIBRAT...
Publication number
20190308630
Publication date
Oct 10, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Raghunathan K
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY STATE ESTIMATION CONTROL LOGIC AND ARCHITECTURES FOR ELECTR...
Publication number
20190126770
Publication date
May 2, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Brian J. Koch
B60 - VEHICLES IN GENERAL
Information
Patent Application
SENSOR AND METHOD OF MAKING AND USING THE SAME
Publication number
20180074128
Publication date
Mar 15, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
SHUOQIN WANG
G02 - OPTICS
Information
Patent Application
STATE ESTIMATION OF AN ENERGY SYSTEM
Publication number
20180059190
Publication date
Mar 1, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
MARK W. VERBRUGGE
G01 - MEASURING TESTING
Information
Patent Application
ELECTROCHEMICAL DEVICE POWER ESTIMATOR AND METHODS OF MAKING AND US...
Publication number
20180031638
Publication date
Feb 1, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
SHUOQIN WANG
G01 - MEASURING TESTING
Information
Patent Application
MANUFACTURING FIXTURE
Publication number
20160096246
Publication date
Apr 7, 2016
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald M. Lesperance
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
BATTERY IMPEDANCE AND POWER CAPABILITY ESTIMATOR AND METHODS OF MAK...
Publication number
20160077160
Publication date
Mar 17, 2016
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
G01 - MEASURING TESTING
Information
Patent Application
BATTERY STATE ESTIMATION SYSTEMS AND METHODS USING A NONLINEAR RESI...
Publication number
20160039419
Publication date
Feb 11, 2016
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Charles W. Wampler
B60 - VEHICLES IN GENERAL