Inventor · disambiguated record
Steven Holdcroft
Also filed as: HOLDCROFT STEVEN
16 granted patents·4 pending applications·122 citations·filing 1994–2023
90Inventor score
Top patents by PatentIndex Score
20 records- 0188US5561030AFabrication of electronically conducting polymeric patternsUNIV FRASER SIMON·Filed 1994·Granted Oct 1, 1996·90 cites·30 claims
- 0287US10005886B2Hydroxide-stable ionenesUNIV FRASER SIMON·Filed 2015·Granted Jun 26, 2018·2 cites·25 claims
- 0384US9511362B2Anion-conducting polymerUNIV FRASER SIMON·Filed 2016·Granted Dec 6, 2016·2 cites·15 claims
- 0482US12084554B2Polyphenylenes, methods, and uses thereofUNIV FRASER SIMON·Filed 2023·Granted Sep 10, 2024·0 cites·23 claims
- 0580US11970590B2Polyphenylenes, methods, and uses thereofUNIV FRASER SIMON·Filed 2023·Granted Apr 30, 2024·0 cites·18 claims
- 0678US8987407B2Fuel cell catalyst layer having sulfonated poly(arylene ether)s and manufacturing method thereofUNIV NAT SUN YAT SEN·Filed 2014·Granted Mar 24, 2015·2 cites·11 claims
- 0777US9209472B2Polymer of sulfonated poly(arylene ether)s and manufacturing method thereofUNIV NAT SUN YAT SEN·Filed 2015·Granted Dec 8, 2015·1 cites·6 claims
- 0877US6765027B2Ion-exchange materials with improved ion conductivityBALLARD POWER SYSTEMS·Filed 2002·Granted Jul 20, 2004·22 cites·46 claims
- 0974US9018336B2Polymer of sulfonated poly(arlene ether)s and manufacturing method thereofUNIV NAT SUN YAT SEN·Filed 2014·Granted Apr 28, 2015·1 cites·3 claims
- 1072US9315630B2Anion-conducting polymerUNIV FRASER SIMON·Filed 2013·Granted Apr 19, 2016·2 cites·14 claims
- 1168US11802187B2Polyphenylenes, methods, and uses thereofUNIV FRASER SIMON·Filed 2018·Granted Oct 31, 2023·0 cites·11 claims
- 1264US2023348659A1Branched and hyperbranched ionomeric polymers and uses thereofUNIV FRASER SIMON·Filed 2023·Application pending·0 cites
- 1360US9748594B2Polymer of fluorine-containing sulfonated poly(arylene ether)s and method of manufacturing the sameNAT SUN YAT-SEN UNIV·Filed 2017·Granted Aug 29, 2017·0 cites·7 claims
- 1456US9644069B2Polymer of fluorine-containing sulfonated poly(arylene ether)s and method of manufacturing the sameNAT SUN YAT-SEN UNIV·Filed 2015·Granted May 9, 2017·0 cites·3 claims
- 1548US10800874B2Poly(phenylene) and m-Terphenyl as protecting groups for benzimidazolium hydroxidesUNIV FRASER SIMON·Filed 2017·Granted Oct 13, 2020·0 cites·10 claims
- 1643US11230626B2Crosslinking of hydroxide stable, polybenzimidazoliums and polyimidazoliums membranes and ionomersUNIV FRASER SIMON·Filed 2017·Granted Jan 25, 2022·0 cites·10 claims
- 1742US2004247976A1Electrochemical cell and fuel cell with curable perfluoro-sulfonateFiled 2004·Application pending·0 cites
- 1842US2004247977A1Electrochemical cell and fuel cell with curable liquid electrolyteFiled 2004·Application pending·0 cites
- 1942US2019202991A1Energy conversion devices including stable ionenesUNIV FRASER SIMON·Filed 2017·Application pending·0 cites
- 2034US11299464B2Stable poly(imidazolium) hydroxidesUNIV FRASER SIMON·Filed 2017·Granted Apr 12, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →