Inventor · disambiguated record
Yu-Wen Chang
Also filed as: CHANG YU WEN · CHANG YU-JUNG · CHANG YU-WEN E · CHANG YU-WEN EVAN
40 granted patents·25 pending applications·717 citations·filing 1975–2023
98Inventor score
Files withMEDIAPHY CORP16CHANG INDUSTRY INC10KONINKLIJKE PHILIPS NV10RICHTEK TECHNOLOGY CORP4HUGHES AIRCRAFT CO3
Top patents by PatentIndex Score
65 records- 0193US7104496B2Active protection device and associated apparatus, system, and methodCHANG INDUSTRY INC·Filed 2005·Granted Sep 12, 2006·38 cites·42 claims
- 0292US7333148B2Deployable monitoring device having self-righting housing and associated methodCHANG INDUSTRY INC·Filed 2005·Granted Feb 19, 2008·21 cites·58 claims
- 0392US6831699B2Deployable monitoring device having self-righting housing and associated methodCHANG INDUSTRY INC·Filed 2001·Granted Dec 14, 2004·62 cites·51 claims
- 0492US6778084B2Interactive wireless surveillance and security system and associated methodCHANG INDUSTRY INC·Filed 2002·Granted Aug 17, 2004·147 cites·23 claims
- 0588US8875335B2Mechanically driven resonant drive train for a power toothbrushKLOSTER TYLER G·Filed 2010·Granted Nov 4, 2014·13 cites·8 claims
- 0687US10034731B2Oral care appliance using pulsed fluid flow and mechanical actionKONINKLIJKE PHILIPS NV·Filed 2014·Granted Jul 31, 2018·10 cites·9 claims
- 0786US7066427B2Active protection device and associated apparatus, system, and methodCHANG INDUSTRY INC·Filed 2004·Granted Jun 27, 2006·34 cites·58 claims
- 0885US10130452B2Oral cleaning device with adjustable fluid dynamicsKONINKLIJKE PHILIPS NV·Filed 2015·Granted Nov 20, 2018·8 cites·10 claims
- 0982US7030929B2Deployable monitoring device having self-righting housing and associated methodCHANG INDUSTRY INC·Filed 2004·Granted Apr 18, 2006·20 cites·22 claims
- 1081US11297702B2Dimmer interface circuit and buffer stage circuit thereofRICHTEK TECHNOLOGY CORP·Filed 2020·Granted Apr 5, 2022·1 cites·49 claims
- 1181US10601329B2Switching regulator and power switch controller circuit thereofRICHTEK TECHNOLOGY CORP·Filed 2019·Granted Mar 24, 2020·3 cites·26 claims
- 1280US6952646B2Tracking device and associated system and methodCHANG INDUSTRY INC·Filed 2003·Granted Oct 4, 2005·29 cites·25 claims
- 1379US10860770B2Oral care appliance using pulsed fluid flowKONINKLIJKE PHILIPS NV·Filed 2019·Granted Dec 8, 2020·1 cites·20 claims
- 1479US4215313ADielectric image guide integrated harmonic pumped mixerHUGHES AIRCRAFT CO·Filed 1979·Granted Jul 29, 1980·25 cites·8 claims
- 1577US6538689B1Multi-residence monitoring using centralized image content processingFiled 1998·Granted Mar 25, 2003·61 cites·15 claims
- 1674US4603942AFlexible, dielectric millimeter waveguideGEN DYNAMICS POMONA DIV·Filed 1983·Granted Aug 5, 1986·33 cites·13 claims
- 1774US4232401AMillimeter wave image guide integrated balanced mixerUS ARMY·Filed 1979·Granted Nov 4, 1980·18 cites·11 claims
- 1873US8536850B2High side controller capable of sensing input voltage and ouput voltage of a power conversion circuitWANG YEN-HUI·Filed 2010·Granted Sep 17, 2013·4 cites·9 claims
- 1973US6169907B1Power control of remote communication devicesINTERWAVE COMM INTERNAT LTD·Filed 1997·Granted Jan 2, 2001·73 cites·26 claims
- 2070US6225955B1Dual-mode, common-aperture antenna systemUS ARMY·Filed 1995·Granted May 1, 2001·48 cites·19 claims
- 2166US10952830B2Adjustable assembly and nozzle for providing various liquid/air output flow patternsKONINKLIJKE PHILIPS NV·Filed 2015·Granted Mar 23, 2021·1 cites·8 claims
- 2264US9966833B2Switching regulator capable of reducing current ripple and control circuit thereofRICHTEK TECHNOLOGY CORP·Filed 2017·Granted May 8, 2018·1 cites·20 claims
- 2362US10292797B2Oral care appliance using pulsed fluid flowKONINKLIJKE PHILIPS NV·Filed 2014·Granted May 21, 2019·0 cites·5 claims
- 2461US4006425ADielectric image guide integrated mixer/detector circuitHUGHES AIRCRAFT CO·Filed 1976·Granted Feb 1, 1977·15 cites·10 claims
- 2561US3986153AActive millimeter-wave integrated circuitHUGHES AIRCRAFT CO·Filed 1975·Granted Oct 12, 1976·23 cites·8 claims
- 2659US2024315435A1Handle, circuit board assembly, and electronic deviceFULIAN PREC ELECTRONICS TIANJIN CO LTD·Filed 2023·Application pending·0 cites
- 2758US2018368647A1Oil Absorbent Wiping ProductKIMBERLY CLARK CO·Filed 2016·Application pending·0 cites
- 2855US10849726B2Air-driven interproximal toothbrushKONINKLIJKE PHILIPS NV·Filed 2014·Granted Dec 1, 2020·0 cites·12 claims
- 2955US10736720B2Oral care appliance using a variable fluid flowKONINKLIJKE PHILIPS NV·Filed 2014·Granted Aug 11, 2020·0 cites·5 claims
- 3055US9931186B2Oral care appliance using a jet-type fluid flow and mechanical actionKONINKLIJKE PHILIPS NV·Filed 2014·Granted Apr 3, 2018·0 cites·8 claims
- 3153US2008273481A1Warm start receiverMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 3253US2008273480A1Dynamic adjustment of training time for wireless receiverMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 3353US2016015491A1An oral care appliance using a jet-type fluid flowKONINKL PHILIPS NV·Filed 2014·Application pending·0 cites
- 3452US9166398B2Controller providing protection function and frequency-reduction function using a single pin and system using sameZENTEL ELECTRONICS CORP·Filed 2013·Granted Oct 20, 2015·1 cites·10 claims
- 3547US2009041168A1Harmonics avoidanceMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 3647US2009044232A1Multi-mode architecture in wireless receiverMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 3747US2024383658A1Sustainable and Recyclable Pulp Tray for Blood Collection TubesBECTON DICKINSON CO·Filed 2022·Application pending·0 cites
- 3847US2009041160A1Taps for data from hardware engines in a receiverMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 3946US10972090B1Output stage circuit for transmitting data via busRICHTEK TECHNOLOGY CORP·Filed 2020·Granted Apr 6, 2021·0 cites·16 claims
- 4046US7453410B2Waveguide antenna using a continuous loop waveguide feed and method of propagating electromagnetic wavesCHANG INDUSATRY INC·Filed 2006·Granted Nov 18, 2008·1 cites·18 claims
- 4146US4259647AMillimeter wave image guide integrated oscillatorUS ARMY·Filed 1979·Granted Mar 31, 1981·8 cites·12 claims
- 4246US2007222632A1Monitoring device and associated system and methodCHANG INDUSTRY INC·Filed 2006·Application pending·0 cites
- 4346US2008281539A1Detection and correction of errors in demodulator using differential calculationsMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 4446US2008298468A1Error tagging for decoderMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 4545US9024539B2PFC LED driver capable of reducing flickerIMMENSE ADVANCE TECHNOLOGY CORP·Filed 2012·Granted May 5, 2015·0 cites·6 claims
- 4645US2009323793A1Estimation and correction of integral carrier frequency offsetMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 4745US2008273646A1Sampling clock offset tracking and symbol re-timingMEDIAPHY CORP·Filed 2008·Application pending·0 cites
- 4844US2007097272A1Delay-less Channel SwitchingMEDIAPHY CORP·Filed 2006·Application pending·0 cites
- 4944US2006269016A1Adaptive interpolator for channel estimationMEDIAPHY CORP·Filed 2006·Application pending·0 cites
- 5044US2007019538A1Symbol Synchronization for OFDM SystemsMEDIAPHY CORP·Filed 2006·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →