Inventor · disambiguated record
Chung-Hsien Hsieh
Also filed as: HSIEH CHUNG H · HSIEH CHUNG-HSIEN
47 granted patents·13 pending applications·361 citations·filing 2002–2024
98Inventor score
Top patents by PatentIndex Score
60 records- 0196US8807294B2Brake release device attached to a door machineHSIEH CHUNG-HSIEN·Filed 2012·Granted Aug 19, 2014·15 cites·7 claims
- 0291US8567573B2Door operator of fireproof doorHSIEH CHUNG HSIEN·Filed 2011·Granted Oct 29, 2013·14 cites·10 claims
- 0390US11913272B2Sectional lifting door systemHSIEH CHUNG HSIEN·Filed 2023·Granted Feb 27, 2024·2 cites·9 claims
- 0490US8985181B2Machine mechanism of a rolling door operatorHSIEH CHUNG HSIEN·Filed 2013·Granted Mar 24, 2015·13 cites·7 claims
- 0590US7161100B1Limit switch mechanism for door openingHSIEH CHUNG-HSIEN·Filed 2006·Granted Jan 9, 2007·20 cites·4 claims
- 0689US8484897B2Door operator of fireproof doorHSIEH CHUNG-HSIEN·Filed 2010·Granted Jul 16, 2013·16 cites·7 claims
- 0789US7055283B2Control system for door openerHSIEH CHUNG HSIEN·Filed 2004·Granted Jun 6, 2006·44 cites·15 claims
- 0888US8230759B2Integrated brake and chain disk assembly for door operatorHSIEH CHUNG HSIEN·Filed 2008·Granted Jul 31, 2012·19 cites·18 claims
- 0987US9137451B2Electronic apparatus and adjustment method thereofHTC CORP·Filed 2013·Granted Sep 15, 2015·6 cites·12 claims
- 1085US9376864B2Door curtain anti-dropping device for electric rolling doorHSIEH CHUNG-HSIEN·Filed 2014·Granted Jun 28, 2016·13 cites·18 claims
- 1185US8662140B2Composite pull-chain disc mechanism with brake function and electric door operator incorporated with this mechanismHSIEH CHUNG-HSIEN·Filed 2012·Granted Mar 4, 2014·12 cites·5 claims
- 1284US10202803B2Door operator having lock mechanismHSIEH CHUNG HSIEN·Filed 2016·Granted Feb 12, 2019·6 cites·8 claims
- 1383US8657096B2Door machine having chain disk locking mechanismHSIEH CHUNG HSIEN·Filed 2012·Granted Feb 25, 2014·12 cites·6 claims
- 1483US7686150B2Governor device for doorHSIEH CHUNG-HSIEN·Filed 2007·Granted Mar 30, 2010·12 cites·12 claims
- 1581US9162094B2Door machine mechanism for rolling door having functions of fireproof, smokeproof, and fire escapeHSIEH CHUNG-HSIEN·Filed 2013·Granted Oct 20, 2015·11 cites·17 claims
- 1681US8915287B2Chain drum locking mechanism for manual rolling door operatorHSIEH CHUNG-HSIEN·Filed 2014·Granted Dec 23, 2014·5 cites·4 claims
- 1781US7699144B2Active brake release device driven by a second motor and attached to the exterior of a door controllerHSIEH CHUNG HSIEN·Filed 2007·Granted Apr 20, 2010·14 cites·20 claims
- 1879US9426378B2Electronic apparatus and adjustment method thereofHTC CORP·Filed 2015·Granted Aug 23, 2016·2 cites·8 claims
- 1979US9392184B2Electronic apparatus and adjustment method thereofHTC CORP·Filed 2015·Granted Jul 12, 2016·2 cites·8 claims
- 2079US8286685B2Limit mechanism of upper stop level and lower stop level for rolling doorHSIEH CHUNG-HSIEN·Filed 2010·Granted Oct 16, 2012·10 cites·3 claims
- 2178US7341129B2Double-sided door braking equipment for a operatorHSIEH CHUNG-HSIEN·Filed 2006·Granted Mar 11, 2008·12 cites·8 claims
- 2277US7293805B1Safety door central release deviceHSIEH CHUNG-HSIEN·Filed 2006·Granted Nov 13, 2007·11 cites·14 claims
- 2377US7275631B2Engaging/disengaging fail-safe door closing device for rolling fire door and door machine having sameHSIEH CHUNG HSIEN·Filed 2004·Granted Oct 2, 2007·26 cites·11 claims
- 2476US7503102B2Pulling chain storage device of a scrolling door machineHSIEH CHUNG-HSIEN·Filed 2005·Granted Mar 17, 2009·6 cites·15 claims
- 2575US9963934B2Device and method for controlling speed of rolling doorHSIEH CHUNG HSIEN·Filed 2016·Granted May 8, 2018·3 cites·10 claims
- 2674US7610719B2Active brake release device attached to the exterior of a door controllerHSIEH CHUNG HSIEN·Filed 2006·Granted Nov 3, 2009·10 cites·11 claims
- 2771US11505985B2Device for releasing and resetting a fire and smoke barrierHSIEH CHUNG HSIEN·Filed 2019·Granted Nov 22, 2022·2 cites·10 claims
- 2871US10676991B2Door curtain anti-dropping device having latching pin locking mechanismHSIEH CHUNG HSIEN·Filed 2018·Granted Jun 9, 2020·1 cites·8 claims
- 2970US11111723B2Door operator with high-speed operation and fire escape functionsHSIEH CHUNG HSIEN·Filed 2019·Granted Sep 7, 2021·2 cites·10 claims
- 3068US7822107B2Spread spectrum receiver and channel compensation method thereofVIA TECH INC·Filed 2007·Granted Oct 26, 2010·3 cites·14 claims
- 3167US7537038B2Release control mechanism for emergency exitYUENGCHIGEAR CO LTD·Filed 2005·Granted May 26, 2009·8 cites·13 claims
- 3265US12054988B1Obstacle detection device and door operator system equipped with the sameHSIEH CHUNG HSIEN·Filed 2023·Granted Aug 6, 2024·0 cites·10 claims
- 3365US7564202B2Door opener error-start prevention deviceHSIEH CHUNG-HSIEN·Filed 2007·Granted Jul 21, 2009·3 cites·10 claims
- 3463US12015369B2Dual-voltage door operator control systemHSIEH CHUNG HSIEN·Filed 2022·Granted Jun 18, 2024·0 cites·10 claims
- 3563US9518415B2Unidirectional centrifugal mechanism of door operatorHSIEH CHUNG-HSIEN·Filed 2014·Granted Dec 13, 2016·3 cites·6 claims
- 3661US12433440B2Curtain control system and curtain control methodHSIEH CHUNG HSIEN·Filed 2023·Granted Oct 7, 2025·0 cites·6 claims
- 3760US7448426B2Failsafe door closing device of a fire proof rolling doorHSIEH CHUNG-HSIEN·Filed 2004·Granted Nov 11, 2008·12 cites·8 claims
- 3859US12497817B2Door operator device and sectional overhead door system with anti-pressure and anti-theft functionsHSIEH CHUNG HSIEN·Filed 2024·Granted Dec 16, 2025·0 cites·8 claims
- 3958US2025324436A1Method and user equipment for detecting missing dciMEDIATEK INC·Filed 2024·Application pending·0 cites
- 4056US12012796B2Door operator with an abnormal voltage protection function and method for protection of a door operator from an abnormal voltageHSIEH CHUNG HSIEN·Filed 2022·Granted Jun 18, 2024·0 cites·10 claims
- 4156US2019119983A1Door Operator Having Lock MechanismHSIEH CHUNG HSIEN·Filed 2018·Application pending·0 cites
- 4255US12500648B2Rapid selection of an antenna panel and a beam during a random access (RA)MEDIATEK INC·Filed 2022·Granted Dec 16, 2025·0 cites·15 claims
- 4355US6900602B1Door opener error-start prevention deviceFiled 2003·Granted May 31, 2005·9 cites·7 claims
- 4455US2005086723A1Camouflage net structureFiled 2003·Application pending·0 cites
- 4553US2023132816A1Tarp spooling deviceHSIEH CHUNG HSIEN·Filed 2022·Application pending·0 cites
- 4653US2006027346A1Horizontal fireproof rolling shutter without a lower railHSIEH CHUNG H·Filed 2005·Application pending·0 cites
- 4751US7917830B2Turbo decoder and iteration stopping method thereofVIA TECH INC·Filed 2007·Granted Mar 29, 2011·2 cites·15 claims
- 4849US2015271471A1Blocking detection method for camera and electronic apparatus with camerasHTC CORP·Filed 2014·Application pending·0 cites
- 4947US10385612B2Door curtain anti-dropping device having latching pin locking mechanismHSIEH CHUNG HSIEN·Filed 2018·Granted Aug 20, 2019·0 cites·8 claims
- 5046US2016105301A1Detector and method for detecting iq swapNOVATEK MICROELECTRONICS CORP·Filed 2014·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
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