Inventor · disambiguated record
Chih-Chen Chang
Also filed as: CHANG CHIH-CHEN
44 granted patents·24 pending applications·443 citations·filing 1996–2023
98Inventor score
Top patents by PatentIndex Score
68 records- 0187US6030670ADecorating tree with embellishing lampFiled 1997·Granted Feb 29, 2000·101 cites·2 claims
- 0286US9962711B2Electrostatic air cleanerIND TECH RES INST·Filed 2015·Granted May 8, 2018·3 cites·38 claims
- 0386US8603402B2Microwave-excited plasma deviceCHANG CHIH-CHEN·Filed 2011·Granted Dec 10, 2013·12 cites·2 claims
- 0483US6824293B2Decoration lamp holderFiled 2002·Granted Nov 30, 2004·31 cites·1 claims
- 0583US6707349B1Directional coupler for microwave cavitiesIND TECH RES INST·Filed 2002·Granted Mar 16, 2004·20 cites·10 claims
- 0677USD452745SString lampFiled 2000·Granted Jan 1, 2002·22 cites·1 claims
- 0776US6318882B1Formative lamp with the edge-lightingFiled 2000·Granted Nov 20, 2001·21 cites·4 claims
- 0875US11266482B2Balance mechanism and mobile medical device having the sameWISTRON CORP·Filed 2019·Granted Mar 8, 2022·3 cites·20 claims
- 0975US8808492B2Method of joining superconductor materialsHuang kun-ping·Filed 2012·Granted Aug 19, 2014·5 cites·8 claims
- 1075US7280043B2Apparatus for impeding counterfeiting, impeding stealing and managing optical disk stockIND TECH RES INST·Filed 2005·Granted Oct 9, 2007·5 cites·36 claims
- 1173US2024207835A1Multifunctional pipette and automatic detection machineWISTRON CORP·Filed 2023·Application pending·0 cites
- 1272US7589675B2Broadband antennaIND TECH RES INST·Filed 2006·Granted Sep 15, 2009·7 cites·4 claims
- 1371USD453384SString lampFiled 2000·Granted Feb 5, 2002·17 cites·1 claims
- 1469US10692742B2Operating method of microwave heating device and microwave annealing process using the sameIND TECH RES INST·Filed 2017·Granted Jun 23, 2020·1 cites·29 claims
- 1568US8859044B2Method of preparing graphene layerHuang kun-ping·Filed 2012·Granted Oct 14, 2014·1 cites·11 claims
- 1666US10231293B2Multi-mode microwave heating deviceIND TECH RES INST·Filed 2015·Granted Mar 12, 2019·1 cites·3 claims
- 1765USD452921SString lampFiled 2000·Granted Jan 8, 2002·13 cites·1 claims
- 1865USD450397SString lampFiled 2000·Granted Nov 13, 2001·13 cites·1 claims
- 1965USD450399SString lampFiled 2000·Granted Nov 13, 2001·13 cites·1 claims
- 2063USD450396SString lampFiled 2000·Granted Nov 13, 2001·12 cites·1 claims
- 2163USD450398SString lampFiled 2000·Granted Nov 13, 2001·12 cites·1 claims
- 2263US5941628ALamp-holder for decorative network type lightFiled 1997·Granted Aug 24, 1999·25 cites·2 claims
- 2362US6192824B1Electrolier flagFiled 1998·Granted Feb 27, 2001·27 cites·5 claims
- 2461US11183805B2Cable-arrangement structure and electrical apparatus therewithWISTRON CORP·Filed 2020·Granted Nov 23, 2021·0 cites·16 claims
- 2560US11420199B2Liquid processing module, liquid testing system and testing methodWISTRON CORP·Filed 2018·Granted Aug 23, 2022·0 cites·20 claims
- 2660US9850134B2Graphene flower and method for manufacturing the same and composite materialIND TECH RES INST·Filed 2015·Granted Dec 26, 2017·0 cites·21 claims
- 2760US2018134562A1Graphene flower and method for manufacturing the same and composite materialIND TECH RES INST·Filed 2017·Application pending·0 cites
- 2858USD457648SSpider shape decoration lampFiled 2000·Granted May 21, 2002·10 cites·1 claims
- 2957US12333086B2Composite function keyboard circuitPRIMAX ELECTRONICS LTD·Filed 2023·Granted Jun 17, 2025·0 cites·18 claims
- 3056US2010006229A1Device for producing laminated filmIND TECH RES INST·Filed 2009·Application pending·0 cites
- 3154US2009090616A1System and method for plasma enhanced thin film depositionIND TECH RES INST·Filed 2008·Application pending·0 cites
- 3253USD450400SString lampFiled 2000·Granted Nov 13, 2001·8 cites·1 claims
- 3352US11723546B2Optical sensing deviceWISTRON CORP·Filed 2020·Granted Aug 15, 2023·0 cites·10 claims
- 3452US11183369B2Focalized microwave plasma reactorIND TECH RES INST·Filed 2019·Granted Nov 23, 2021·0 cites·8 claims
- 3551US7220178B2Receiving slot frame with fanALPHA NETWORKS INC·Filed 2004·Granted May 22, 2007·3 cites·5 claims
- 3650USD439685SNetted decoration lampFiled 2000·Granted Mar 27, 2001·7 cites·1 claims
- 3750US2009151637A1Microwave-excited plasma source using ridged wave-guide line-type microwave plasma reactorIND TECH RES INST·Filed 2008·Application pending·0 cites
- 3849US2009071957A1Safety BoxCHANG CHIH-CHEN·Filed 2007·Application pending·0 cites
- 3949US2007100008A1Process for preparing open-cell microcellular polystyrene foam and open-cell microcellular polystyrene foam prepared therefromIND TECH RES INST·Filed 2006·Application pending·0 cites
- 4048USD450866SString lampFiled 2000·Granted Nov 20, 2001·6 cites·1 claims
- 4148US2010141147A1Capacitively coupled plasma (ccp) generator with two input portsIND TECH RES INST·Filed 2009·Application pending·0 cites
- 4248US2010164381A1Long linear-type microwave plasma source using variably-reduced-height rectangular waveguide as plasma reactorIND TECH RES INST·Filed 2009·Application pending·0 cites
- 4346US7337820B2Barrier film encapsulating apparatus for insulating pipeIND TECH RES INST·Filed 2004·Granted Mar 4, 2008·0 cites·14 claims
- 4446US2015024225A1Screen printing film and surface modification method of the sameIND TECH RES INST·Filed 2013·Application pending·0 cites
- 4546US2011115685A1Rfid tag antenna using double-open ends coupler structureCLARIDY SOLUTIONS INC·Filed 2009·Application pending·0 cites
- 4645USD446322SChain shape lampFiled 2000·Granted Aug 7, 2001·5 cites·1 claims
- 4745US2003107890A1Lamp string holding frameCHANG CHIH-CHEN·Filed 2001·Application pending·0 cites
- 4844US10555384B2Modular microwave power supplyIND TECH RES INST·Filed 2016·Granted Feb 4, 2020·0 cites·3 claims
- 4944US6196701B1Chain shaped lampFiled 1999·Granted Mar 6, 2001·8 cites·12 claims
- 5044US2014170057A1Method and apparatus for manufacturing graphene sheetIND TECH RES INST·Filed 2013·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →