Inventor · disambiguated record
Shu-Hua Chang
Also filed as: CHANG SHU-HUA
5 granted patents·57 citations·filing 1996–2001
80Inventor score
Files withALTECH INTERNAT LTD1
Top patents by PatentIndex Score
5 records- 0177US6004489AMethod for designing an extrusion process and dieFiled 1997·Granted Dec 21, 1999·16 cites·19 claims
- 0271US5974850AExtrusion dieFiled 1998·Granted Nov 2, 1999·12 cites·17 claims
- 0369US5756016AMethod for modeling a high speed extrusion dieFiled 1996·Granted May 26, 1998·11 cites·13 claims
- 0452US6153131AMethod for designing an extrusion process and dieFiled 1999·Granted Nov 28, 2000·17 cites·14 claims
- 0543USRE38534EExtrusion dieALTECH INTERNAT LTD·Filed 2001·Granted Jun 15, 2004·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →