ALFA POWER CO., LTD.

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New Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Insulation resistance detection method and circuit for ungrounded D...
- Patent number 9,753,069
- Issue date Sep 5, 2017
- KAO YUAN UNIVERSITY
- Yow-Chyi Liu
- G01 - MEASURING TESTING
Information Patent Grant
Automatic speed change device for bicycle gearbox
- Patent number 7,036,836
- Issue date May 2, 2006
- Alfa Power Co., Ltd.
- Jung-Chai Hsieh
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRICITY GENERATION DEVICE AND METHOD
- Publication number 20170040871
- Publication date Feb 9, 2017
- ALFA POWER CO., LTD.
- JUNG-CHAI HSIEH
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH-SENSITIVITY INSULATION RESISTANCE DETECTION METHOD AND CIRCUIT...
- Publication number 20150285850
- Publication date Oct 8, 2015
- KAO YUAN UNIVERSITY
- Yow-Chyi LIU
- G01 - MEASURING TESTING

Trademarklast 30 trademarks