Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212787 | Leak-detecting shut-off device | — | 2015-12-15 |
| 8154831 | Leakage current detection interrupter with fire protection means | Xiangfa Ye, Yong Jun Dai, Xiaoyong Li | 2012-04-10 |
| 7978032 | Locking mechanism for protecting a ground fault circuit interrupter from faulty resetting | Wusheng Chen, Huaiyin Song | 2011-07-12 |
| 7944653 | Self fault-detection circuit for ground fault circuit interrupter | Wusheng Chen, Peicheng LIU | 2011-05-17 |
| 7889464 | Leakage current detection interrupter with fire protection means | Wusheng Chen, Yong Jun Dai, Xiaoyong Li, Huaiyin Song | 2011-02-15 |
| 7592924 | Intelligent life testing methods and apparatus for leakage current protection | Feng Zhang, Hongliang Chen, Wusheng Chen, Yulin Zhang, Huaiyin Song | 2009-09-22 |
| 7525441 | Intelligent life testing methods and apparatus for leakage current protection device with indicating means | Feng Zhang, Hongliang Chen, Wusheng Chen, Yulin Zhang, Huaiyin Song | 2009-04-28 |
| 7522064 | Apparatus and methods for testing the life of a leakage current protection device | Feng Zhang, Hongliang Chen, Wusheng Chen, Yulin Zhang, Huaiyin Song | 2009-04-21 |
| 7515024 | Movement mechanism for a ground fault circuit interrupter with automatic pressure balance compensation | Wusheng Chen, Huaiyin Song | 2009-04-07 |
| 7492559 | Intelligent life testing methods and apparatus for leakage current protection | Feng Zhang, Hongliang Chen, Wusheng Chen, Yulin Zhang, Huaiyin Song | 2009-02-17 |
| 7268559 | Intelligent life testing methods and apparatus for leakage current protection | Wusheng Chen, Lianyun Wang | 2007-09-11 |
| 6867954 | Reverse wiring protection device for ground fault circuit interrupter | Zhixin Wu, Yinxian Wang | 2005-03-15 |
| 5971606 | Module and apparatus for measuring temperature properties of an SRAM IC | Jing Lin | 1999-10-26 |
| 5784326 | Voltage raising device | Shao-Yi Wu | 1998-07-21 |
| 5781475 | Simplified page mode programming circuit for EEPROM requiring only one high voltage line for selecting bit lines | Shao-Yi Wu | 1998-07-14 |