Inventor · disambiguated record
Angel Sy
Also filed as: SY ANGEL · SY ANGEL S · TSAO UTAH
12 granted patents·172 citations·filing 1978–2000
91Inventor score
Files withCHEMICAL RES & LICENSIN5ABB LUMMUS GLOBAL INC2CATALYTIC DISTILLATION TECH2LUMMUS CO2SY ANGEL1
Top patents by PatentIndex Score
12 records- 0187US5600049AProcess for depropanizing benzeneCHEMICAL RES & LICENSIN·Filed 1995·Granted Feb 4, 1997·35 cites·9 claims
- 0272US6620387B1Catalytic distillation reactor in combination with a multibed catalytic reactor having individual feed inletsCATALYTIC DISTILLATION TECH·Filed 1998·Granted Sep 16, 2003·12 cites·1 claims
- 0372US6388155B1Styrene dehydrogenation reactor effluent treatmentABB LUMMUS GLOBAL INC·Filed 2000·Granted May 14, 2002·39 cites·7 claims
- 0471US5086193AAromatic alkylation processCHEMICAL RES & LICENSIN·Filed 1990·Granted Feb 4, 1992·27 cites·4 claims
- 0563US5215725AAromatic alkylation processCHEMICAL RES & LICENSIN·Filed 1992·Granted Jun 1, 1993·25 cites·8 claims
- 0650US4193944APurging of inerts in chlorinated hydrocarbon productionLUMMUS CO·Filed 1978·Granted Mar 18, 1980·3 cites·10 claims
- 0746US5113031AAromatic alkylation processSY ANGEL·Filed 1990·Granted May 12, 1992·14 cites·2 claims
- 0845US5457277AMultiple reboiler systemCHEMICAL RES & LICENSIN·Filed 1994·Granted Oct 10, 1995·9 cites·5 claims
- 0943US5847251AMultibed transalkylator and processCATALYTIC DISTILLATION TECH·Filed 1996·Granted Dec 8, 1998·2 cites·8 claims
- 1040US5962758AProcess of producing ethylbenzene using alkylation and transalkylation with propylbenzene destructionABB LUMMUS GLOBAL INC·Filed 1998·Granted Oct 5, 1999·2 cites·3 claims
- 1133US5554264AMultiple reboiler systemCHEMICAL RES & LICENSIN·Filed 1995·Granted Sep 10, 1996·4 cites·4 claims
- 1230US4356336APurging of inerts in chlorinated hydrocarbon productionLUMMUS CO·Filed 1978·Granted Oct 26, 1982·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →