Sheng-Chieh Chang

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Kuei San Industrial Park, TW

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Patents Grantslast 30 patents

Information Patent Grant
Estimating method for estimating rotor frequency of motor
- Patent number 11,424,708
- Issue date Aug 23, 2022
- Delta Electronics, Inc.
- Shao-Kai Tseng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter apparatus with adaptable voltage-to-frequency control
- Patent number 7,630,222
- Issue date Dec 8, 2009
- Delta Electronics, Inc.
- Ting-Chung Hsieh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ESTIMATING METHOD FOR ESTIMATING ROTOR FREQUENCY OF MOTOR
- Publication number 20210399665
- Publication date Dec 23, 2021
- Delta Electronics, Inc.
- Shao-Kai TSENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DECELERATION METHOD AND MOTOR DRIVING APPARATUS APPLYING THE...
- Publication number 20140035507
- Publication date Feb 6, 2014
- DELTA ELECTRONICS, INC.
- Chien-Yu CHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INVERTER APPARATUS WITH ADAPTABLE VOLTAGE-TO-FREQUENCY CONTROL
- Publication number 20090244935
- Publication date Oct 1, 2009
- Ting-Chung HSIEH
- H03 - BASIC ELECTRONIC CIRCUITRY