Inventor · disambiguated record
Ai-Fu Chang
Also filed as: CHANG AI-FU
19 granted patents·98 citations·filing 2012–2021
94Inventor score
Files withCHEVRON PHILLIPS CHEMICAL CO LP10CHEVRON PHILLIPS CHEMICAL CO7HOTTOVY JOHN D1KUFELD SCOTT E1
Top patents by PatentIndex Score
19 records- 0198US9598514B2Component separations in polymerizationCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Mar 21, 2017·16 cites·20 claims
- 0295US9238193B2Separations with ionic liquid solventsCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Jan 19, 2016·16 cites·44 claims
- 0395US9108891B1Ethylene separation with pressure swing adsorptionCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Aug 18, 2015·12 cites·23 claims
- 0494US11578145B2System and method for rapid dump tank heatingCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Feb 14, 2023·2 cites·21 claims
- 0593US9732016B2Separations with ionic liquid solventsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Aug 15, 2017·5 cites·44 claims
- 0693US9126878B1Ethylene separation with temperature swing adsorptionCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Sep 8, 2015·16 cites·20 claims
- 0791US11021549B2System and method for rapid dump tank heatingCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Jun 1, 2021·3 cites·20 claims
- 0890US9227890B1Hydrocarbon recovery with pressure swing adsorptionCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted Jan 5, 2016·3 cites·20 claims
- 0989US9187383B2Component separations in polymerizationCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted Nov 17, 2015·3 cites·19 claims
- 1086US10227274B2Separations with ionic liquid solventsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Mar 12, 2019·4 cites·27 claims
- 1186US9284430B2Component separations in polymerizationCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted Mar 15, 2016·2 cites·18 claims
- 1286US9180405B2Ethylene recovery by absorptionHOTTOVY JOHN D·Filed 2012·Granted Nov 10, 2015·6 cites·33 claims
- 1385US9790298B2Component separations in polymerizationCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Oct 17, 2017·1 cites·18 claims
- 1485US9339755B2Ethylene separation with temperature swing adsorptionCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted May 17, 2016·2 cites·23 claims
- 1583US9108147B2Component separations in polymerizationKUFELD SCOTT E·Filed 2012·Granted Aug 18, 2015·5 cites·12 claims
- 1680US9580370B2Ethylene recovery by absorptionCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Feb 28, 2017·1 cites·30 claims
- 1774US9399608B2Ethylene recovery by absorptionCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Jul 26, 2016·1 cites·19 claims
- 1865US10131596B2Separations with ionic liquid solventsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Nov 20, 2018·0 cites·20 claims
- 1959US9427694B2Hydrocarbon recovery with pressure swing adsorptionCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Aug 30, 2016·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →