Inventor · disambiguated record
Kuo-Chang Chen
Also filed as: CHEN KUO-CHANG · CHEN KUO-CHANG SAM
51 granted patents·11 pending applications·526 citations·filing 1996–2025
98Inventor score
Top patents by PatentIndex Score
62 records- 0198USD420887SHandle gripCHEN KUO-CHANG·Filed 1997·Granted Feb 22, 2000·99 cites·1 claims
- 0296US9943185B2Kettle having capability of preventing overflow of boiled waterCHEN KUO CHANG·Filed 2016·Granted Apr 17, 2018·18 cites·20 claims
- 0393US8735705B1Drum beating apparatusCHEN KUO-CHANG·Filed 2013·Granted May 27, 2014·11 cites·11 claims
- 0492US7301088B2Adjustable drum pedal assemblyCHEN KUO-CHANG·Filed 2006·Granted Nov 27, 2007·19 cites·2 claims
- 0591USD614878SVehicle seatHONDA MOTOR CO LTD·Filed 2009·Granted May 4, 2010·29 cites·1 claims
- 0690US11346389B2Rotary closed-valve vacuum suction deviceNINE THREE INT CO LTD·Filed 2021·Granted May 31, 2022·17 cites·11 claims
- 0790US7928305B1Pedal system for a percussion instrumentCHEN KUO CHANG·Filed 2009·Granted Apr 19, 2011·15 cites·8 claims
- 0890USD552430SKnifeCHEN KUO-CHANG·Filed 2006·Granted Oct 9, 2007·41 cites·1 claims
- 0987USD614879SVehicle seatHONDA MOTOR CO LTD·Filed 2009·Granted May 4, 2010·22 cites·1 claims
- 1085US9679545B1Drum hoop fastening device and drum having the sameCHEN KUO-CHANG·Filed 2016·Granted Jun 13, 2017·4 cites·11 claims
- 1185US7795520B1Pedal system for a percussion instrumentCHEN KUO CHANG·Filed 2009·Granted Sep 14, 2010·12 cites·5 claims
- 1285US7579539B2Adjustable drum pedal assemblyCHEN KUO-CHANG·Filed 2007·Granted Aug 25, 2009·13 cites·1 claims
- 1383US8110731B1Transmission linkage for drum assemblyCHEN KUO-CHANG·Filed 2010·Granted Feb 7, 2012·5 cites·9 claims
- 1483US7999165B2Pedal system and a drum assembly using the sameCHEN KUO-CHANG·Filed 2009·Granted Aug 16, 2011·11 cites·8 claims
- 1583USD407943STeapotCHEN KUO-CHANG·Filed 1998·Granted Apr 13, 1999·25 cites·1 claims
- 1681US7858861B1Pedal system and a drum assembly using the sameCHEN KUO-CHANG·Filed 2009·Granted Dec 28, 2010·10 cites·8 claims
- 1781USD502903SVehicle steering wheelHONDA MOTOR CO LTD·Filed 2003·Granted Mar 15, 2005·25 cites·1 claims
- 1880US11004432B1Drum stand coupler and drum using the sameCHEN KUO CHANG·Filed 2020·Granted May 11, 2021·1 cites·11 claims
- 1978US10157599B2Fastening device, drum hoop fastening device and drum having the sameCHEN KUO CHANG·Filed 2018·Granted Dec 18, 2018·2 cites·12 claims
- 2076US8053656B1Single-arm pedal assembly for percussion instrumentCHEN KUO-CHANG·Filed 2010·Granted Nov 8, 2011·5 cites·7 claims
- 2175US8212133B2Drum pedal assemblyCHEN KUO-CHANG·Filed 2009·Granted Jul 3, 2012·8 cites·9 claims
- 2275USD381239SKettleCHEN KUO-CHANG·Filed 1996·Granted Jul 22, 1997·18 cites·1 claims
- 2374US7119263B1Drum head tension control deviceCHEN KUO-CHANG·Filed 2005·Granted Oct 10, 2006·8 cites·5 claims
- 2473US7291777B2Captive washers of a drumCHEN KUO-CHANG·Filed 2006·Granted Nov 6, 2007·8 cites·7 claims
- 2571US9495944B1Drum frame fixerCHEN KUO-CHANG·Filed 2015·Granted Nov 15, 2016·2 cites·10 claims
- 2670US7777114B1Adjustable music pedalCHEN KUO-CHANG·Filed 2009·Granted Aug 17, 2010·6 cites·8 claims
- 2769US8467963B2Map building system, building method and computer readable media thereofCHEN YUNG-YU·Filed 2010·Granted Jun 18, 2013·4 cites·22 claims
- 2869US7855331B1Pedal system and a drum assembly using the sameCHEN KUO-CHANG·Filed 2009·Granted Dec 21, 2010·6 cites·9 claims
- 2968US7297852B1Pedal device for a drumCHEN KUO-CHANG·Filed 2006·Granted Nov 20, 2007·6 cites·3 claims
- 3066US7956269B1Pedal assembly for percussion instrumentCHEN KUO CHANG·Filed 2010·Granted Jun 7, 2011·3 cites·7 claims
- 3166US7709716B1Foldable music pedalCHEN KUO-CHANG·Filed 2009·Granted May 4, 2010·5 cites·12 claims
- 3263US11568841B2Pedal assembly for percussion instrumentCHEN KUO CHANG·Filed 2021·Granted Jan 31, 2023·0 cites·11 claims
- 3362US11450300B1Drum hoop fastening deviceCHEN KUO CHANG·Filed 2021·Granted Sep 20, 2022·0 cites·10 claims
- 3461USD752919SKnife handleCHEN KUO-CHANG·Filed 2014·Granted Apr 5, 2016·10 cites·1 claims
- 3559USD718970SKettleCHEN KUO-CHANG·Filed 2013·Granted Dec 9, 2014·11 cites·1 claims
- 3659US2008060204A1Magnetic knife holderCHEN KUO-CHANG·Filed 2006·Application pending·0 cites
- 3758US2025371493A1Inventory quantity calculation system for estimating inventory quantitiesINNOLUX CORP·Filed 2025·Application pending·0 cites
- 3857US12148132B2Image calibration method and image calibration apparatusALTEK SEMICONDUCTOR CORP·Filed 2022·Granted Nov 19, 2024·0 cites·20 claims
- 3956USD710657SKnife bladeCHEN KUO-CHANG·Filed 2013·Granted Aug 12, 2014·8 cites·1 claims
- 4056USD428775SBread boxCHEN KUO-CHANG·Filed 1999·Granted Aug 1, 2000·8 cites·1 claims
- 4154US7663042B1Adjustable pedal assembly for a percussion instrumentCHEN KUO-CHANG·Filed 2009·Granted Feb 16, 2010·2 cites·10 claims
- 4253USD710658SKnife bladeCHEN KUO-CHANG·Filed 2013·Granted Aug 12, 2014·7 cites·1 claims
- 4352US7007593B2Barbecue rack with movable and swivelable spit holdersHUANG KO-CHEN·Filed 2005·Granted Mar 7, 2006·2 cites·8 claims
- 4452US2007007705A1Foldable chopping blockCHEN KUO-CHANG·Filed 2005·Application pending·0 cites
- 4549USD404967SInfuser baseCHEN KUO-CHANG·Filed 1998·Granted Feb 2, 1999·6 cites·1 claims
- 4648US2018204548A1Fastening device, drum hoop fastening device and drum having the sameCHEN KUO CHANG·Filed 2017·Application pending·0 cites
- 4747USD714102SKnife bladeCHEN KUO-CHANG·Filed 2013·Granted Sep 30, 2014·5 cites·1 claims
- 4847US7956265B1Positioning device for a hoop of a drumCHEN KUO CHANG·Filed 2009·Granted Jun 7, 2011·0 cites·4 claims
- 4946US9072395B2Spout interlocking device of a teapotCHEN KUO-CHANG·Filed 2013·Granted Jul 7, 2015·0 cites·20 claims
- 5046US7956267B2Hi-hat systemCHEN KUO-CHANG·Filed 2009·Granted Jun 7, 2011·0 cites·7 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →