Inventor · disambiguated record
Jen-Chih Liu
Also filed as: LIU JEN-CHIH · LIU JEN-CHIH LYANG
21 granted patents·25 pending applications·49 citations·filing 2000–2024
91Inventor score
Files withLIU JEN CHIH30NUVOTON TECHNOLOGY CORP5LIN CHUN-CHU1LIU JEN CHIH LYANG1NEW KAILUNG GEAR CO LTD1
Top patents by PatentIndex Score
46 records- 0191US11565773B1Gear switching control device of an internal derailleurLIU JEN CHIH·Filed 2022·Granted Jan 31, 2023·2 cites·7 claims
- 0286US11732800B1Apparatus for avoiding disposition of clutch of vehicle speed change deviceLIU JEN CHIH·Filed 2022·Granted Aug 22, 2023·1 cites·9 claims
- 0377US12066100B2Electrical control apparatus of internal speed change device of wheel hub for gear switchingLIU JEN CHIH·Filed 2023·Granted Aug 20, 2024·0 cites·4 claims
- 0474US6290028B1Bike brakeFiled 2000·Granted Sep 18, 2001·19 cites·1 claims
- 0571US10041567B2Driving control system of internal clutchLIU JEN CHIH·Filed 2015·Granted Aug 7, 2018·3 cites·4 claims
- 0670US7654376B2Clutch capable of cushioning forward movement and guarding backward movementLIU JEN-CHIH·Filed 2006·Granted Feb 2, 2010·4 cites·4 claims
- 0766US2024175490A1Electrical control apparatus of internal speed change device of wheel hub for gear switchingLIU JEN CHIH·Filed 2022·Application pending·0 cites
- 0859US2025004979A1Power transmission chip, adapter, and control methodNUVOTON TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 0958US11981397B2Control device of internal speed change device of wheel hub for clutching operationLIU JEN CHIH·Filed 2023·Granted May 14, 2024·0 cites·7 claims
- 1058US7424941B2Clutch device with buffer functionLIU JEN-CHIH·Filed 2006·Granted Sep 16, 2008·1 cites·13 claims
- 1157US12468364B2Control chip and control method thereofNUVOTON TECHNOLOGY CORP·Filed 2023·Granted Nov 11, 2025·0 cites·16 claims
- 1257US11958566B1Control device of internal speed change device of wheel hub for clutching operationLIU JEN CHIH·Filed 2022·Granted Apr 16, 2024·0 cites·6 claims
- 1357US11885701B2Bicycle torque detectorLIU JEN CHIH·Filed 2022·Granted Jan 30, 2024·0 cites·4 claims
- 1457US7419453B2Differential gear system with a three-step control mechanismLIU JEN-CHIH·Filed 2006·Granted Sep 2, 2008·2 cites·15 claims
- 1557US6368243B1Bike inner derailleurFiled 2000·Granted Apr 9, 2002·8 cites·10 claims
- 1657US2024421812A1Dynamic protection circuit, power supply circuit and control method thereofNUVOTON TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 1756US12065215B1Control device of internal speed change device of wheel hub for indirect clutching operationLIU JEN CHIH·Filed 2023·Granted Aug 20, 2024·0 cites·13 claims
- 1856US2023111560A1Structure of three-phase motorNEW KAILUNG GEAR CO LTD·Filed 2022·Application pending·0 cites
- 1952US10788089B2Speed differential device for a common double overrunning clutchLIU JEN CHIH·Filed 2019·Granted Sep 29, 2020·0 cites·7 claims
- 2052US2025245185A1Control chip, operating circuit, and interface simulation methodNUVOTON TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 2151US2022205494A1Interior clutch-used control mechanismLIU JEN CHIH LYANG·Filed 2022·Application pending·0 cites
- 2250US9409625B2Support assembly for hub for an internal clutch with an external power input mechanismLIU JEN-CHIH·Filed 2014·Granted Aug 9, 2016·1 cites·7 claims
- 2350US2022221012A1Interior clutch-used control mechanismLIU JEN CHIH·Filed 2022·Application pending·0 cites
- 2450US2022213938A1Interior clutch-used control mechanismLIU JEN CHIH·Filed 2022·Application pending·0 cites
- 2549US2024028807A1Online integrated microcontroller development tool system, method for implementing the same, and microcontroller development combination kitNUVOTON TECHNOLOGY CORP·Filed 2023·Application pending·0 cites
- 2649US2008272192A1Energy exchange equipmentLIN CHUN-CHU·Filed 2007·Application pending·0 cites
- 2748US10907691B2Speed differential device of double overrunning clutch deviceLIU JEN CHIH·Filed 2019·Granted Feb 2, 2021·0 cites·5 claims
- 2848US6383111B1Double use inner brake and an inner derailleur for bikesFiled 2000·Granted May 7, 2002·6 cites·10 claims
- 2946US11255421B2Electric control box for control of linear movementLIU JEN CHIH·Filed 2020·Granted Feb 22, 2022·0 cites·6 claims
- 3045US6814365B2Fitting type chainless transmission and speed adjustment mechanism of bicycleFiled 2002·Granted Nov 9, 2004·2 cites·10 claims
- 3145US2008287244A1Simple structural speed differential mechanismLIU JEN-CHIH·Filed 2007·Application pending·0 cites
- 3244US2017025042A1Wearable device capable of indicating direction and method for recognizing direction and control method thereofUNIV NAT TAIWAN NORMAL·Filed 2016·Application pending·0 cites
- 3344US2003140725A1Manual shift mechanism of a bicycleFiled 2003·Application pending·0 cites
- 3444US2014118146A1Intelligence ic lockLIU JEN-CHIH·Filed 2012·Application pending·0 cites
- 3544US2015323021A1Quick detaching inner clutchLIU JEN-CHIH·Filed 2014·Application pending·0 cites
- 3643US7442144B2Slide-proof structure between an outer wall of planet gear and planet frame of differential mechanismLIU JEN-CHIH·Filed 2006·Granted Oct 28, 2008·0 cites·16 claims
- 3742US2019242459A1Control assembly of an internal clutchLIU JEN CHIH·Filed 2018·Application pending·0 cites
- 3841US2015090071A1Crank assembly of a shaft driven bicycleLIU JEN-CHIH·Filed 2013·Application pending·0 cites
- 3941US2015246709A1Electromotive auxiliary power assembly for chainless shaft-power-transfer bicyclesLIU JEN-CHIH·Filed 2014·Application pending·0 cites
- 4040US2007225107A1Vehicle gear change deviceLIU JEN-CHIH·Filed 2006·Application pending·0 cites
- 4139US2022034373A1Interior clutch-used control mechanismLIU JEN CHIH·Filed 2020·Application pending·0 cites
- 4239US2015192483A1Torque measuring device for electromotive chainless bicyclesLIU JEN-CHIH·Filed 2014·Application pending·0 cites
- 4338US2003057032A1Bicycle brakeFiled 2001·Application pending·0 cites
- 4438US2002112559A1Manual shift mechanism of a bicycleFiled 2001·Application pending·0 cites
- 4535US2017166282A1Crank assembly of a shaft driven bicycleLIU JEN-CHIH·Filed 2015·Application pending·0 cites
- 4634US2016305496A1Control assembly of an internal clutchLIU JEN-CHIH·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →