Inventor · disambiguated record
Ching-Shan Leu
Also filed as: LEU CHING-SHAN
11 granted patents·2 pending applications·198 citations·filing 1994–2020
89Inventor score
Technology areasH02M
Top patents by PatentIndex Score
13 records- 0185US5901054APulse-width-modulation control circuitCHUN SHAN INST OF SCIENCE AND·Filed 1997·Granted May 4, 1999·121 cites·6 claims
- 0282US7515439B2Low voltage stress power converterUNIV NAT TAIWAN SCIENCE TECH·Filed 2007·Granted Apr 7, 2009·19 cites·19 claims
- 0378US8259469B2Current ripple reduction power conversion circuitsLEU CHING-SHAN·Filed 2010·Granted Sep 4, 2012·7 cites·8 claims
- 0469US8665616B2Near zero current-ripple inversion or rectification circuitsLEU CHING-SHAN·Filed 2012·Granted Mar 4, 2014·4 cites·15 claims
- 0558US9473045B2Soft-switching low input/output current-ripple power inversion and rectification circuitsUNIV NAT TAIWAN SCIENCE TECH·Filed 2015·Granted Oct 18, 2016·1 cites·19 claims
- 0653US7957161B2Power convertersUNIV NAT TAIWAN SCIENCE TECH·Filed 2009·Granted Jun 7, 2011·3 cites·17 claims
- 0751US5640318AForward converter for off-line applicationsFiled 1996·Granted Jun 17, 1997·21 cites·1 claims
- 0849US8199540B2High voltage gain power converterLEU CHING-SHAN·Filed 2010·Granted Jun 12, 2012·1 cites·16 claims
- 0948US11309806B2Modified pulse-width modulation control zero-voltage-switching power inversion circuitsLEU CHING SHAN·Filed 2020·Granted Apr 19, 2022·0 cites·10 claims
- 1047US5523936ABuilt-in input filter forward converterCHUN SHAN INST OF SCIENCE AND·Filed 1994·Granted Jun 4, 1996·21 cites·3 claims
- 1143US10673317B2Soft-switching low input current-ripple power inversion circuitsLEU CHING SHAN·Filed 2019·Granted Jun 2, 2020·0 cites·18 claims
- 1237US2011199802A1Single ended power converters operating over 50% duty cycleUNIV NAT TAIWAN SCIENCE TECH·Filed 2011·Application pending·0 cites
- 1337US2009257254A1Voltage-clamp power convertersUNIV NAT TAIWAN SCIENCE TECH·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →