Inventor
WEISSMAN WALTER
US39 patents
⚠️ This page may combine multiple inventors who share the name “WEISSMAN WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXON RESEARCH ENGINEERING CO
13 patentsUS4444895AApr 24, 1984
Reactivation process for iridium-containing catalysts using low halogen flow rates
EXXON RESEARCH ENGINEERING CO32 citations92
US4534854AAug 13, 1985
Delayed coking with solvent separation of recycle oil
EXXON RESEARCH ENGINEERING CO29 citations91
US6206940B1Mar 27, 2001
Fuel formulations to extend the lean limit (law770)
EXXON RESEARCH ENGINEERING CO15 citations84
US4444897AApr 24, 1984
Reactivating iridium-containing catalysts with hydrogen halide and oxygen
EXXON RESEARCH ENGINEERING CO21 citations82
US4244811AJan 13, 1981
Catalytic cracking process with simultaneous production of a low BTU fuel gas and catalyst regeneration
EXXON RESEARCH ENGINEERING CO26 citations82
US4518798AMay 21, 1985
Preparing esters and carboxylic acids from lower olefins
EXXON RESEARCH ENGINEERING CO23 citations81
US5947080ASep 7, 1999
NO to NO2 conversion control in a compression injection engine by hydrocarbon injection during the expansion stroke
EXXON RESEARCH ENGINEERING CO17 citations79
US4480046AOct 30, 1984
Reactivation process for iridium-containing catalysts using low halogen flow rates
EXXON RESEARCH ENGINEERING CO19 citations74
US4491635AJan 1, 1985
Reactivating iridium and selenium containing catalysts with hydrogen halide and oxygen
EXXON RESEARCH ENGINEERING CO17 citations73
US6029623AFeb 29, 2000
NOx reductant generation in a compression-ignition engine by hydrocarbon injection during the expansion stroke
EXXON RESEARCH ENGINEERING CO13 citations70
US4077869AMar 7, 1978
Integrated coking and gasification process
EXXON RESEARCH ENGINEERING CO13 citations70
US4421637ADec 20, 1983
Catalytic cracking process with simultaneous production of a low BTU fuel gas and catalyst regeneration
EXXON RESEARCH ENGINEERING CO3 citations63
US4007092AFeb 8, 1977
Process for producing low sulfur coke
EXXON RESEARCH ENGINEERING CO6 citations62
EXXONMOBIL RES & ENG CO
9 patentsUS6622663B2Sep 23, 2003
Fuel composition supply means for driving cycle conditions in spark ignition engines
EXXONMOBIL RES & ENG CO91 citations98
US8051828B2Nov 8, 2011
Multiple fuel system for internal combustion engines
EXXONMOBIL RES & ENG CO36 citations92
US7803275B2Sep 28, 2010
Membrane separation process using mixed vapor-liquid feed
EXXONMOBIL RES & ENG CO26 citations90
US7842124B2Nov 30, 2010
Polymer membrane for separating aromatic and aliphatic compounds
EXXONMOBIL RES & ENG CO12 citations84
US7708151B2May 4, 2010
Membrane for separating aromatic and aliphatic compounds
EXXONMOBIL RES & ENG CO10 citations84
US7389638B2Jun 24, 2008
Sulfur oxide/nitrogen oxide trap system and method for the protection of nitrogen oxide storage reduction catalyst from sulfur poisoning
EXXONMOBIL RES & ENG CO15 citations83
US7208078B2Apr 24, 2007
Diesel fuel formulation for reduced emissions
EXXONMOBIL RES & ENG CO9 citations73
US10717069B2Jul 21, 2020
Fuel upgrading by reforming and dehydrocracking
EXXONMOBIL RES & ENG CO1 citations59
US11215148B2Jan 4, 2022
Vehicle powertrain with on-board catalytic reformer
EXXONMOBIL RES & ENG CO0 citations48
TOYOTA MOTOR CO LTD
3 patentsUS7107942B2Sep 19, 2006
Fuel composition supply means for spark ignition engines
TOYOTA MOTOR CO LTD108 citations98
US6972093B2Dec 6, 2005
Onboard fuel separation apparatus for an automobile
TOYOTA MOTOR CO LTD101 citations98
US6711893B2Mar 30, 2004
Fuel supply apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD209 citations98