Inventor · disambiguated record
I-Hwa Midey Chang-Mateu
Also filed as: CHANG-MATEU I-HWA MIDEY
7 granted patents·191 citations·filing 1999–2015
87Inventor score
Top patents by PatentIndex Score
7 records- 0194US6610177B2Apparatus and process for the high yield production of methyl methacrylate or methacrylic acidROHM & HAAS·Filed 2002·Granted Aug 26, 2003·59 cites·5 claims
- 0286US8158714B2Scrub and stain-resistant coating compositions, method for manufacturing thereof and articles comprising the sameNAIR RITESH RAVI·Filed 2008·Granted Apr 17, 2012·12 cites·33 claims
- 0385US6545176B1Apparatus and process for the high yield production of methyl methacrylate or methacrylic acidROHM & HAAS·Filed 1999·Granted Apr 8, 2003·79 cites·15 claims
- 0484US10518120B2Fire extinguishing compositionsHYDRANT INT TRADING CO LTD·Filed 2015·Granted Dec 31, 2019·21 cites·11 claims
- 0581US7582790B2Process for chemical reactions involving cyanohydrinsROHM & HAAS·Filed 2005·Granted Sep 1, 2009·6 cites·11 claims
- 0674US6353087B1Process for stripping polymer dispersionsROHM & HAAS·Filed 2000·Granted Mar 5, 2002·14 cites·16 claims
- 0757US7763746B2Process for chemical reactions involving cyanohydrinsROHM & HAAS·Filed 2008·Granted Jul 27, 2010·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →