Inventor · disambiguated record
Wai Seung Louie
Also filed as: LOUIE WAI SEUNG · LOUIE WAI SEUNG W · LOUIE WAI SEUNG WILLIAM
10 granted patents·1 pending application·494 citations·filing 1993–2021
91Inventor score
Top patents by PatentIndex Score
11 records- 0197US6454932B1Multiple stage ebullating bed hydrocracking with interstage stripping and separatingABB LUMMUS GLOBAL INC·Filed 2000·Granted Sep 24, 2002·131 cites·4 claims
- 0296US6726832B1Multiple stage catalyst bed hydrocracking with interstage feedsABB LUMMUS GLOBAL INC·Filed 2000·Granted Apr 27, 2004·104 cites·6 claims
- 0394US7238277B2High conversion hydroprocessingCHEVRON USA INC·Filed 2004·Granted Jul 3, 2007·75 cites·20 claims
- 0487US6797154B2Hydrocracking process for the production of high quality distillates from heavy gas oilsCHEVRON USA INC·Filed 2002·Granted Sep 28, 2004·44 cites·21 claims
- 0586US6514403B1Hydrocracking of vacuum gas and other oils using a cocurrent/countercurrent reaction system and a post-treatment reactive distillation systemABB LUMMUS GLOBAL INC·Filed 2000·Granted Feb 4, 2003·47 cites·5 claims
- 0685US6787025B2Process for the production of high quality middle distillates from mild hydrocrackers and vacuum gas oil hydrotreaters in combination with external feeds in the middle distillate boiling rangeCHEVRON USA INC·Filed 2001·Granted Sep 7, 2004·40 cites·15 claims
- 0784US6547956B1Hydrocracking of vacuum gas and other oils using a post-treatment reactive distillation systemABB LUMMUS GLOBAL INC·Filed 2000·Granted Apr 15, 2003·36 cites·4 claims
- 0863US9631150B2Hydroprocessing thermally cracked productsLUMMUS TECHNOLOGY INC·Filed 2014·Granted Apr 25, 2017·0 cites·17 claims
- 0959US10385283B2Hydroprocessing thermally cracked productsLUMMUS TECHNOLOGY INC·Filed 2017·Granted Aug 20, 2019·0 cites·12 claims
- 1053US5389234AWaste sludge disposal processLUMMUS CREST INC·Filed 1993·Granted Feb 14, 1995·17 cites·1 claims
- 1153US2023272291A1High activity second stage naphtha hydrocracking catalystCHEVRON USA INC·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →