Inventor · disambiguated record
Chih-Hsien Wu
Also filed as: WU CHIH-HSIEN
60 granted patents·21 pending applications·673 citations·filing 1996–2024
98Inventor score
Files withUNITY OPTO TECHNOLOGY CO LTD36WU CHIH-HSIEN20IND TECH RES INST5SUNREX TECHNOLOGY CORP4DIGIBIONIC LIFESTYLE CO LTD2
Top patents by PatentIndex Score
81 records- 0197US7730587B2Hinge apparatusQUANTA COMP INC·Filed 2006·Granted Jun 8, 2010·38 cites·9 claims
- 0296US8941328B2Variable power dimming control circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Jan 27, 2015·47 cites·9 claims
- 0395US5742478ARadiating structure of a power converterFiled 1996·Granted Apr 21, 1998·126 cites·8 claims
- 0494US6392549B1Portable mosquito repelling/killing deviceFiled 2001·Granted May 21, 2002·70 cites·6 claims
- 0593US11221515B1Backlight moduleSUNREX TECHNOLOGY CORP·Filed 2021·Granted Jan 11, 2022·4 cites·9 claims
- 0693US8941323B1Ceiling lamp adopting non-separating driver circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Jan 27, 2015·23 cites·5 claims
- 0792US8496349B2Uniform light emitting lamp structureWU CHIH-HSIEN·Filed 2011·Granted Jul 30, 2013·23 cites·5 claims
- 0892US8408734B2Structure of lighting deviceWU CHIH-HSIEN·Filed 2010·Granted Apr 2, 2013·17 cites·12 claims
- 0991US9072149B2LED driving device with open circuit protection and color temperature and brightness adjustmentUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Jun 30, 2015·18 cites·5 claims
- 1088USD728480SLED lamp holderUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted May 5, 2015·43 cites·1 claims
- 1187USD768806SUltrasonic rat repellentWU CHIH-HSIEN·Filed 2015·Granted Oct 11, 2016·28 cites·1 claims
- 1287US8710745B1LED drive circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2012·Granted Apr 29, 2014·10 cites·6 claims
- 1384US9674908B1Secondary-side bucking and current-stabilizing flyback power converterUNITY OPTO TECHNOLOGY CO LTD·Filed 2016·Granted Jun 6, 2017·5 cites·5 claims
- 1483US7062057B2Rechargeable hearing aidWU CHIH HSIEN·Filed 2003·Granted Jun 13, 2006·56 cites·2 claims
- 1582US9167645B1Driver circuit for improving LED flickersUNITY OPTO TECHNOLOGY CO LTD·Filed 2015·Granted Oct 20, 2015·5 cites·9 claims
- 1682US7786875B2Audio-activated soothing deviceWU CHIH-HSIEN·Filed 2007·Granted Aug 31, 2010·9 cites·2 claims
- 1781US10645781B1High-voltage linear drive and memory dimming LED lighting deviceUNITY OPTO TECHNOLOGY CO LTD·Filed 2019·Granted May 5, 2020·3 cites·8 claims
- 1877US7871180B2Structure of lighting bar assemblyUNITY OPTO TECHNOLOGY CO LTD·Filed 2008·Granted Jan 18, 2011·13 cites·6 claims
- 1976US10303157B2Additive manufacturing method for three-dimensional objectIND TECH RES INST·Filed 2015·Granted May 28, 2019·2 cites·18 claims
- 2075US7270555B2Car interior LED lamp adapter electrical connector structureWU CHIH HSIEN·Filed 2006·Granted Sep 18, 2007·14 cites·12 claims
- 2174US9198243B2LED driver circuit for supplying TRIAC holding current by using controllable current sourceUNITY OPTO TECHNOLOGY CO LTD·Filed 2014·Granted Nov 24, 2015·3 cites·5 claims
- 2274US8902107B2Mobile communication deviceLUKE HOK-SUM HORACE·Filed 2010·Granted Dec 2, 2014·4 cites·10 claims
- 2374US8896223B2Light emitting diode driving deviceWU CHIH-HSIEN·Filed 2012·Granted Nov 25, 2014·3 cites·8 claims
- 2473US9841149B2LED lampUNITY OPTO TECHNOLOGY CO LTD·Filed 2015·Granted Dec 12, 2017·2 cites·16 claims
- 2572US10278255B1Light-emitting device with digital control of color temperature modulation and application thereofUNITY OPTO TECHNOLOGY CO LTD·Filed 2018·Granted Apr 30, 2019·3 cites·18 claims
- 2672US9544952B2Linear dimming LED driver circuit capable of adjusting color temperatureUNITY OPTO TECHNOLOGY CO LTD·Filed 2015·Granted Jan 10, 2017·2 cites·5 claims
- 2772US8047685B2Adjustable lighting deviceUNITY OPTO TECHNOLOGY CO LTD·Filed 2009·Granted Nov 1, 2011·9 cites·8 claims
- 2870US9985009B2Manufacturing method of LED light emitting deviceUNITY OPTO TECHNOLOGY CO LTD·Filed 2016·Granted May 29, 2018·2 cites·3 claims
- 2969USD768805SUltrasonic rat repellentWU CHIH-HSIEN·Filed 2015·Granted Oct 11, 2016·12 cites·1 claims
- 3067US9027513B2Green-light device for driving mice awayWU CHIH-HSIEN·Filed 2013·Granted May 12, 2015·2 cites·4 claims
- 3165US9435491B2LED lead frame and lamp thereofUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Sep 6, 2016·2 cites·2 claims
- 3264US9544963B2Self-excited TRIAC dimming circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2014·Granted Jan 10, 2017·1 cites·1 claims
- 3363US12265249B1Light-emitting module of illuminated keyboardSUNREX TECHNOLOGY CORP·Filed 2024·Granted Apr 1, 2025·0 cites·7 claims
- 3462USD794866SLED bulb lamp coverUNITY OPTO TECHNOLOGY CO LTD·Filed 2016·Granted Aug 15, 2017·10 cites·1 claims
- 3562US8766560B1Adaptive light emitting diode dimming driving circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Jul 1, 2014·1 cites·5 claims
- 3662US6822636B2Wireless control device for a computer monitorFiled 2002·Granted Nov 23, 2004·8 cites·6 claims
- 3761US12105312B1Light emitting module for luminous keyboardSUNREX TECHNOLOGY CORP·Filed 2024·Granted Oct 1, 2024·0 cites·8 claims
- 3861US9854630B1Flicker-free dimming circuit for non-point light sourceUNITY OPTO TECHNOLOGY CO LTD·Filed 2017·Granted Dec 26, 2017·1 cites·3 claims
- 3961USD771858SLED lampUNITY OPTO TECHNOLOGY CO LTD·Filed 2014·Granted Nov 15, 2016·11 cites·1 claims
- 4061US8164226B2Radiator for power generator coilWU CHIH-HSIEN·Filed 2010·Granted Apr 24, 2012·2 cites·4 claims
- 4160US7495616B2Omnidirectional ultra-wideband monopole antennaIND TECH RES INST·Filed 2005·Granted Feb 24, 2009·4 cites·22 claims
- 4260US7126543B2Planar monopole antennaIND TECH RES INST·Filed 2005·Granted Oct 24, 2006·3 cites·13 claims
- 4359US9485824B2Purely resistive dimming circuitUNITY OPTO TECHNOLOGY CO LTD·Filed 2014·Granted Nov 1, 2016·1 cites·3 claims
- 4459US2010326484A1Vibrating and ultrasonic washerWU CHIH-HSIEN·Filed 2009·Application pending·0 cites
- 4558US9418523B1Intelligent wireless doorbell alarm systemUNITY OPTO TECHNOLOGY CO LTD·Filed 2015·Granted Aug 16, 2016·1 cites·11 claims
- 4658USD739976SFoldable desk lampUNITY OPTO TECHNOLOGY CO LTD·Filed 2013·Granted Sep 29, 2015·10 cites·1 claims
- 4758US8179383B2Touch screenCHANG JUNG-WEN·Filed 2009·Granted May 15, 2012·2 cites·13 claims
- 4856US12464298B2Assistive listening systemDIGIBIONIC LIFESTYLE CO LTD·Filed 2023·Granted Nov 4, 2025·0 cites·9 claims
- 4955US12456546B2Cloud-based hearing aid management system and method thereofDIGIBIONIC LIFESTYLE CO LTD·Filed 2023·Granted Oct 28, 2025·0 cites·8 claims
- 5052US11862851B2Antenna deviceTMY TECHNOLOGY INC·Filed 2022·Granted Jan 2, 2024·0 cites·18 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →