Seok-hee Han

Person

Dunlap, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Techniques for limiting power using an active front end
- Patent number 12,142,922
- Issue date Nov 12, 2024
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current protection to prevent overcurrent in electrical grids and m...
- Patent number 12,100,943
- Issue date Sep 24, 2024
- Caterpillar Inc.
- Jesse R. Gerdes
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sensorless control of switched reluctance machines for low speeds a...
- Patent number 10,193,475
- Issue date Jan 29, 2019
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adjustable pulse injection in electric machine control
- Patent number 10,097,117
- Issue date Oct 9, 2018
- Caterpillar Inc.
- Ahmed Khalil
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pulse injection current pattern for rotor position estimation
- Patent number 10,079,566
- Issue date Sep 18, 2018
- Caterpillar Inc.
- Ahmed Khalil
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sensorless control of switched reluctance machines
- Patent number 9,899,946
- Issue date Feb 20, 2018
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Flux estimator for switched reluctance machines
- Patent number 9,800,192
- Issue date Oct 24, 2017
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control system implementing field weakening
- Patent number 8,779,702
- Issue date Jul 15, 2014
- Caterpillar Inc.
- Baojun Si
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric machine
- Patent number 7,902,710
- Issue date Mar 8, 2011
- Caterpillar Inc.
- Seok-Hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotor having multiple permanent-magnet pieces in a cavity
- Patent number 7,504,754
- Issue date Mar 17, 2009
- Caterpillar Inc.
- Thomas Merlin Jahns
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
TECHNIQUES FOR LIMITING POWER USING AN ACTIVE FRONT END
- Publication number 20240079876
- Publication date Mar 7, 2024
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TECHNIQUES FOR TRANSITIONING BETWEEN CONTROL MODES OF AN ACTIVE FR...
- Publication number 20240079870
- Publication date Mar 7, 2024
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT PROTECTION TO PREVENT OVERCURRENT IN ELECTRICAL GRIDS AND M...
- Publication number 20230396054
- Publication date Dec 7, 2023
- Caterpillar Inc.
- Jesse R. Gerdes
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ADJUSTABLE PULSE INJECTION IN ELECTRIC MACHINE CONTROL
- Publication number 20180175754
- Publication date Jun 21, 2018
- Caterpillar Inc.
- Ahmed KHALIL
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FLUX ESTIMATOR FOR SWITCHED RELUCTANCE MACHINES
- Publication number 20170294858
- Publication date Oct 12, 2017
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Sensorless Control of Switched Reluctance Machines
- Publication number 20170229992
- Publication date Aug 10, 2017
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Sensorless Control of Switched Reluctance Machines for Low Speeds a...
- Publication number 20170126156
- Publication date May 4, 2017
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Sensorless Control of Switched Reluctance Machines for Low Speeds a...
- Publication number 20150381087
- Publication date Dec 31, 2015
- Caterpillar Inc.
- Seok-hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL SYSTEM IMPLEMENTING FIELD WEAKENING
- Publication number 20120306423
- Publication date Dec 6, 2012
- Caterpillar Inc.
- Baojun SI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electric machine
- Publication number 20100079026
- Publication date Apr 1, 2010
- Seok-Hee Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Device having permanent-magnet pieces
- Publication number 20070096578
- Publication date May 3, 2007
- Thomas Merlin Jahns
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Seok-hee Han

Person

Patents Grantslast 30 patents

Techniques for limiting power using an active front end

Current protection to prevent overcurrent in electrical grids and m...

Sensorless control of switched reluctance machines for low speeds a...

Adjustable pulse injection in electric machine control

Pulse injection current pattern for rotor position estimation

Sensorless control of switched reluctance machines

Flux estimator for switched reluctance machines

Motor control system implementing field weakening

Electric machine

Rotor having multiple permanent-magnet pieces in a cavity

Patents Applicationslast 30 patents

TECHNIQUES FOR LIMITING POWER USING AN ACTIVE FRONT END

TECHNIQUES FOR TRANSITIONING BETWEEN CONTROL MODES OF AN ACTIVE FR...

CURRENT PROTECTION TO PREVENT OVERCURRENT IN ELECTRICAL GRIDS AND M...

ADJUSTABLE PULSE INJECTION IN ELECTRIC MACHINE CONTROL

FLUX ESTIMATOR FOR SWITCHED RELUCTANCE MACHINES

Sensorless Control of Switched Reluctance Machines

Sensorless Control of Switched Reluctance Machines for Low Speeds a...

Sensorless Control of Switched Reluctance Machines for Low Speeds a...

MOTOR CONTROL SYSTEM IMPLEMENTING FIELD WEAKENING

Electric machine

Device having permanent-magnet pieces