CHIH-SHANG CHIANG

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Keelung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Charging device
- Patent number 9,787,124
- Issue date Oct 10, 2017
- Powertech Industrial Co., Ltd.
- Yi-Hsiung Chou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power strip
- Patent number 9,525,248
- Issue date Dec 20, 2016
- Powertech Industrial Co., Ltd.
- Chih-Shang Chiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power strip
- Patent number 9,190,843
- Issue date Nov 17, 2015
- Powertech Industrial Co., Ltd.
- Chih-Shang Chiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Uninterruptible power supply and method of energy saving thereof
- Patent number 8,648,494
- Issue date Feb 11, 2014
- Powertech Industrial Co., Ltd.
- Chih-Shang Chiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CHARGING DEVICE
- Publication number 20160105040
- Publication date Apr 14, 2016
- POWERTECH INDUSTRIAL CO., LTD.
- YI-HSIUNG CHOU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER STRIP
- Publication number 20150333455
- Publication date Nov 19, 2015
- POWERTECH INDUSTRIAL CO., LTD.
- CHIH-SHANG CHIANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER STRIP
- Publication number 20130270909
- Publication date Oct 17, 2013
- POWERTECH INDUSTRIAL CO., LTD.
- CHIH-SHANG CHIANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
UNINTERRUPTIBLE POWER SUPPLY AND METHOD OF ENERGY SAVING THEREOF
- Publication number 20100164290
- Publication date Jul 1, 2010
- Powertech Industrial Co., Ltd.
- CHIH-SHANG CHIANG
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC