Inventor · disambiguated record
Chin-Sung Liu
Also filed as: LIU CHIN-SUNG
31 granted patents·21 pending applications·68 citations·filing 1999–2023
95Inventor score
Files withTOPRAY MEMS INC27LIU CHIN-SUNG6TOPRAY TECHNOLOGIES INC6ACUTE APPLIED TECHNOLOGIES INC5HIWIN MIKROSYSTEM CORP3
Top patents by PatentIndex Score
52 records- 0196US11404948B2Linear vibration motorTOPRAY MEMS INC·Filed 2020·Granted Aug 2, 2022·13 cites·9 claims
- 0289US10938286B1Linear resonant actuator, control system and brake control methodTOPRAY MEMS INC·Filed 2019·Granted Mar 2, 2021·4 cites·17 claims
- 0387US10971984B2Linear vibration motorTOPRAY MEMS INC·Filed 2019·Granted Apr 6, 2021·6 cites·20 claims
- 0487US10804785B2Control system and vibration control method for linear resonant actuatorTOPRAY MEMS INC·Filed 2019·Granted Oct 13, 2020·4 cites·11 claims
- 0587US9195026B1Step response suppression structure of lens driving apparatusTOPRAY MEMS INC·Filed 2014·Granted Nov 24, 2015·11 cites·13 claims
- 0669US6549504B2Dual optical pickup head for accessing both DVD and CD discIND TECH RES INST·Filed 2002·Granted Apr 15, 2003·6 cites·19 claims
- 0768US7418721B2Apparatus for aligning and clipping different size compact discs for disc deviceTOPRAY TECHNOLOGIES INC·Filed 2006·Granted Aug 26, 2008·2 cites·15 claims
- 0866US9958945B1Linear resonant actuator with elastic suspension systemTOPRAY MEMS INC·Filed 2017·Granted May 1, 2018·1 cites·12 claims
- 0964US9164280B1Dust-proof assembly for lens driving deviceTOPRAY MEMS INC·Filed 2014·Granted Oct 20, 2015·2 cites·9 claims
- 1063US7987476B2Apparatus for clamping large and small disksTOPRAY TECHNOLOGIES INC·Filed 2008·Granted Jul 26, 2011·1 cites·6 claims
- 1163US7457062B1Driving apparatus for fine-tuning focusTOPRAY TECHNOLOGIES INC·Filed 2008·Granted Nov 25, 2008·4 cites·3 claims
- 1259US12141359B1Vibration feedback device and control method thereofTOPRAY MEMS INC·Filed 2023·Granted Nov 12, 2024·0 cites·10 claims
- 1359US7519286B2Apparatus of driving lens for focusingTOPRAY TECHNOLOGIES INC·Filed 2006·Granted Apr 14, 2009·2 cites·4 claims
- 1458US6654185B1Electromagnetic actuator having specific coil arrangement for improving utilization rate of magnetic circuit thereofACUTE APPLIED TECHNOLOGIES INC·Filed 2000·Granted Nov 25, 2003·4 cites·14 claims
- 1557US12191738B2Resonant vibration actuatorTOPRAY MEMS INC·Filed 2022·Granted Jan 7, 2025·0 cites·10 claims
- 1656US11874967B2Force sensing module with vibration feedbackTOPRAY MEMS INC·Filed 2022·Granted Jan 16, 2024·0 cites·13 claims
- 1755US11562633B1Slim type tactile feedback deviceTOPRAY MEMS INC·Filed 2021·Granted Jan 24, 2023·0 cites·10 claims
- 1854US10443695B2Linear actuatorHIWIN MIKROSYSTEM CORP·Filed 2017·Granted Oct 15, 2019·0 cites·5 claims
- 1951US11411480B2Linear vibration actuator motorTOPRAY MEMS INC·Filed 2019·Granted Aug 9, 2022·0 cites·8 claims
- 2050US9341811B2Method and apparatus for adjusting-free automatic focusTOPRAY MEMS INC·Filed 2014·Granted May 17, 2016·0 cites·5 claims
- 2149US11402554B2Index grating of optical encoderHIWIN MIKROSYSTEM CORP·Filed 2020·Granted Aug 2, 2022·0 cites·7 claims
- 2249US2011051587A1Structure For Optical Pickup HeadWANG JINN-KANG·Filed 2009·Application pending·0 cites
- 2346US2021249941A1Linear vibration motor with compound elastic systemTOPRAY MEMS INC·Filed 2020·Application pending·0 cites
- 2445US7872951B2Actuator for optical pickupTOPRAY TECHNOLOGIES INC·Filed 2006·Granted Jan 18, 2011·0 cites·6 claims
- 2545US2023042927A1Tactile feedback device for producing uniform vibration in an effective areaTOPRAY MEMS INC·Filed 2021·Application pending·0 cites
- 2645US2002088484A1Wind pressure releasable umbrella/parasolFiled 2001·Application pending·0 cites
- 2744US7492537B2Focus driving apparatus with impact resistanceTOPRAY TECHNOLOGIES INC·Filed 2007·Granted Feb 17, 2009·0 cites·3 claims
- 2844US2020271484A1Optical encoder and control method thereofHIWIN MIKROSYSTEM CORP·Filed 2019·Application pending·0 cites
- 2943US2003099184A1Dual optical pickup for accessing both DVD and CD discACUTE APPLIED TECHNOLOGIES INC·Filed 2002·Application pending·0 cites
- 3041US2016038848A1Speech remote control deviceTOPRAY MEMS INC·Filed 2014·Application pending·0 cites
- 3140US11072045B2Method and structure for compensating tolerances in assembling modulesTOPRAY MEMS INC·Filed 2020·Granted Jul 27, 2021·0 cites·8 claims
- 3239US10069393B2Dual diamagnetic linear resonant actuatorTOPRAY MEMS INC·Filed 2016·Granted Sep 4, 2018·0 cites·7 claims
- 3339US9554026B2Image-capturing apparatusTOPRAY MEMS INC·Filed 2015·Granted Jan 24, 2017·0 cites·7 claims
- 3439US2009230786A1Linear Power-Generating ApparatusLIU CHIN-SUNG·Filed 2008·Application pending·0 cites
- 3539US2017222534A1Dual diamagnetic linear resonant actuator with magnetic roller ballsTOPRAY MEMS INC·Filed 2016·Application pending·0 cites
- 3639US2017222533A1Resettable linear resonant actuatorTOPRAY MEMS INC·Filed 2016·Application pending·0 cites
- 3739US2017222530A1Resettable dual diamagnetic linear resonant actuatorTOPRAY MEMS INC·Filed 2016·Application pending·0 cites
- 3839US2007245361A1Flat Cable Device For Optical Pickup HeadsCHEN CHIEN-KUO·Filed 2006·Application pending·0 cites
- 3939US2007050782A1Loading device for compact disc playerLIU CHIN-SUNG·Filed 2006·Application pending·0 cites
- 4038US8230763B2Bottle opener for polyethylene terephthalate bottlesLIU CHIN-SUNG·Filed 2010·Granted Jul 31, 2012·0 cites·6 claims
- 4137US6492889B1Electromagnetic actuator for obtaining micro movement and micro rotation of an objectACUTE APPLIED TECHNOLOGIES INC·Filed 2000·Granted Dec 10, 2002·0 cites·16 claims
- 4236US2018074279A1Structure of dual-lens with mechanic zero tilt angle and adjustment method thereofTOPRAY MEMS INC·Filed 2016·Application pending·0 cites
- 4336US2012120509A1Apparatus Of Auto-Focus Module And Assembly Method ThereofLIU CHIN-SUNG·Filed 2009·Application pending·0 cites
- 4435US6166867AObjective lens holderACUTE APPLIED TECHNOLOGIES·Filed 1999·Granted Dec 26, 2000·5 cites·17 claims
- 4535US2016294270A1Linear resonant actuatorTOPRAY MEMS INC·Filed 2015·Application pending·0 cites
- 4634US6501726B1Magnetic coil actuatorACUTE APPLIED TECHNOLOGIES INC·Filed 1999·Granted Dec 31, 2002·2 cites·8 claims
- 4734US2006028958A1Alignment apparatus in an optical pickup deviceLIU CHIN-SUNG·Filed 2004·Application pending·0 cites
- 4834US2018335598A1Lens driving apparatus and adjustment method thereofTOPRAY MEMS INC·Filed 2017·Application pending·0 cites
- 4934US2018074280A1Structure of single-lens with mechanic zero tilt angle and adjustment method thereofTOPRAY MEMS INC·Filed 2016·Application pending·0 cites
- 5034US2007107003A1Apparatus for loading CDLIU CHIN-SUNG·Filed 2006·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →