Inventor · disambiguated record
Chih-Shih Yang
Also filed as: YANG CHIH-SHIH
8 granted patents·2 pending applications·49 citations·filing 2001–2016
81Inventor score
Top patents by PatentIndex Score
10 records- 0183US6522093B1Method for driving a brushless DC motorPROLIFIC TECHNOLOGY INC·Filed 2001·Granted Feb 18, 2003·34 cites·22 claims
- 0256US6617818B2Voltage independent PWM base frequency generating methodPROLIFIC TECHNOLOGY INC·Filed 2001·Granted Sep 9, 2003·8 cites·20 claims
- 0353US7250735B2Driving circuit of a fanPROLIFIC TECHNOLOGY INC·Filed 2006·Granted Jul 31, 2007·3 cites·6 claims
- 0443US7019473B2Noiseless driving circuit for DC motorPROLIFIC TECHNOLOGY INC·Filed 2004·Granted Mar 28, 2006·4 cites·7 claims
- 0541US9859837B2Negative voltage protection system for reducing an intensity of negative voltagePROLIFIC TECHNOLOGY INC·Filed 2016·Granted Jan 2, 2018·0 cites·10 claims
- 0641US2008303482A1Multi charging current control circuit and method thereofPROLIFIC TECHNOLOGY INC·Filed 2008·Application pending·0 cites
- 0734US10338652B2High voltage protection system for adjusting duty cycle by using pulse width modulation signalPROLIFIC TECHNOLOGY INC·Filed 2016·Granted Jul 2, 2019·0 cites·7 claims
- 0832US10608426B2High temperature protection system for adjusting duty cycle by using pulse width modulation signalPROLIFIC TECHNOLOGY INC·Filed 2016·Granted Mar 31, 2020·0 cites·3 claims
- 0931US2003210007A1Input power control deviceFiled 2003·Application pending·0 cites
- 1029US9184746B2Contactless switch and associated methodYANG CHIH-SHIH·Filed 2011·Granted Nov 10, 2015·0 cites·6 claims
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