DE-HUA CAO

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Patents Grantslast 30 patents

Information Patent Grant
Step motor driving apparatus
- Patent number 7,795,835
- Issue date Sep 14, 2010
- Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.
- Teng-Tsung Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
STEP MOTOR DRIVING APPARATUS
- Publication number 20090039821
- Publication date Feb 12, 2009
- HONG FU JIN PRECISION INDUSTRY (ShenZhen)CO., LTD.
- TENG-TSUNG HUANG
- G05 - CONTROLLING REGULATING