Inventor · disambiguated record
Hsi-Chang Chang
Also filed as: CHANG HSI-CHANG
3 granted patents·3 pending applications·11 citations·filing 2001–2014
61Inventor score
Top patents by PatentIndex Score
6 records- 0177US9245079B1Computer implemented method for performing extractionUNITED MICROELECTRONICS CORP·Filed 2014·Granted Jan 26, 2016·5 cites·16 claims
- 0244US2015363534A1Method and apparatus for post-opc verificationUNITED MICROELECTRONICS CORP·Filed 2014·Application pending·0 cites
- 0340US6848242B2Pivoted equestrian bit with stop systemFiled 2001·Granted Feb 1, 2005·6 cites·10 claims
- 0436US2011225937A1Handy spur structureEASTWEST INT TAIWAN ENTPR·Filed 2010·Application pending·0 cites
- 0534US2012266575A1Handy spur structureCHANG HSI-CHANG·Filed 2012·Application pending·0 cites
- 0631US8240671B2Roping practice apparatusCHANG HSI-CHANG·Filed 2010·Granted Aug 14, 2012·0 cites·43 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →