Seung Hwan Chang

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Taejon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polymer composite squirrel cage rotor with high magnetic permeabili...
- Patent number 6,710,498
- Issue date Mar 23, 2004
- Korea Advanced Institute of Science and Technology
- Dai Gil Lee
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Coreless AC induction motor
- Patent number 6,384,507
- Issue date May 7, 2002
- Korea Advanced Institute of Science and Technology
- Dai Gil Lee
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for producing hybrid driveshaft
- Patent number 6,336,986
- Issue date Jan 8, 2002
- Korea Advanced Institute Science Technology
- Dai Gil Lee
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL