Inventor · disambiguated record
Roger Chang
Also filed as: CHANG ROGER · CHANG ROGER (CHIH-CHIEH)
12 granted patents·8 pending applications·442 citations·filing 1986–2023
91Inventor score
Files withCHANG ROGER6INEX VISTECH TECHNOLOGIES INC3MERCK PATENT GMBH3MUTUAL TEK IND CO LTD3ALLIED SUPREME CORP2
Top patents by PatentIndex Score
20 records- 0191US4915237AComprehensive container inspection systemINEX VISTECH TECHNOLOGIES INC·Filed 1986·Granted Apr 10, 1990·148 cites·16 claims
- 0287US4914289AArticle inspection system for analyzing end and adjacent sidesINEX VISTECH TECHNOLOGIES INC·Filed 1988·Granted Apr 3, 1990·84 cites·24 claims
- 0386US5203469ATool boxCHANG ROGER·Filed 1992·Granted Apr 20, 1993·69 cites·2 claims
- 0486US4731649AOblique illumination for video rim inspectionVISTECH CORP·Filed 1986·Granted Mar 15, 1988·71 cites·9 claims
- 0582US7297285B2Manufacturing process of emboss type flexible or rigid printed circuit boardCHANG ROGER·Filed 2005·Granted Nov 20, 2007·12 cites·13 claims
- 0678US4750035AVideo container inspection with collimated viewing of plural containersINEX VISTECH TECHNOLOGIES INC·Filed 1986·Granted Jun 7, 1988·48 cites·16 claims
- 0773US7505282B2Laminated bond of multilayer circuit board having embedded chipsMUTUAL TEK IND CO LTD·Filed 2006·Granted Mar 17, 2009·6 cites·14 claims
- 0872US11473014B2Liquid-crystal lensMERCK PATENT GMBH·Filed 2019·Granted Oct 18, 2022·2 cites·22 claims
- 0959US7892412B2Manufacturing process of embedded type flexible or rigid printed circuit boardMUTUAL TEK IND CO LTD·Filed 2007·Granted Feb 22, 2011·1 cites·11 claims
- 1055US7603771B2Method of manufacturing a combined multilayer circuit board having embedded chipsMUTUAL TEK IND CO LTD·Filed 2006·Granted Oct 20, 2009·1 cites·3 claims
- 1152US2024382903A1Replaceable membrane distillation module and membrane distillation plate thereofALLIED SUPREME CORP·Filed 2023·Application pending·0 cites
- 1247US2009056118A1Method of manufacturing a combined multilayer circuit board having embedded chipsCHANG ROGER·Filed 2008·Application pending·0 cites
- 1338US10676671B2Method of reducing ODF mura in polymer stabilised liquid crystal displaysMERCK PATENT GMBH·Filed 2016·Granted Jun 9, 2020·0 cites·25 claims
- 1438US2004033742A1Fluoropolymer compound plateFiled 2003·Application pending·0 cites
- 1537US6978817B2Method for manufacturing fluoropolymer compound plate and device for manufacturing the sameALLIED SUPREME CORP·Filed 2003·Granted Dec 27, 2005·0 cites·3 claims
- 1636US2005275081A1Embedded chip semiconductor having dual electronic connection facesCHANG ROGER·Filed 2004·Application pending·0 cites
- 1736US2005248029A1Embedded chip semiconductor without wire bondingsCHANG ROGER·Filed 2004·Application pending·0 cites
- 1836US2005248259A1Bent lead light emitting diode device having a heat dispersing capabilityCHANG ROGER·Filed 2004·Application pending·0 cites
- 1935US2016230475A1Synatic foam design modificationsCUMING CORP·Filed 2016·Application pending·0 cites
- 2035US2013037745A1Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →