Inventor

Dennis E. Walsh

Inventor

Richboro, PA, US

Overview

1980–2016

Patent span

Chemistry

Primary field (CPC C)

Patents· 56 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary

C07CAcyclic or carbocyclic compounds17%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%

C10GCracking hydrocarbon oils14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

C01BNon-metallic elements8%

C10LFuels not otherwise provided for5%

B01DSeparation4%

C01GCompounds containing metals not covered by subclasses c01d or c01f3%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%

C10BDestructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials2%

PatentTitleYear

9,337,505'Process of reforming a sulfur-containing liquid fuel'2016 9,199,846'Process and apparatus for reforming a high sulfur-containing liquid fuel'2015 9,102,531'Reactor control method'2015 8,557,189'Catalytic system for converting liquid fuels into syngas'2013 8,444,951'Catalytic process and system for converting liquid fuels into syngas'2013 8,439,990'Reactor flow control apparatus'2013 8,337,757'Reactor control method'2012 7,396,969'Process for preparing short chain alkyl aromatic compounds'2008 7,141,092'Regenerable adsorption system'2006 6,919,491'Process for preparing short chain alkyl aromatic compounds'2005 6,641,714'Hydrocarbon upgrading process'2003 6,224,748'Process for hydrocracking cycle oil'2001 6,217,747'Process for selective wax hydrocracking'2001 5,600,048'Continuous process for preparing ethylbenzene using liquid phase alkylation and vapor phase transalkylation'1997 5,563,311'Process for preparing short chain alkyl aromatic compounds'1996 5,557,024'Process for preparing short chain alkyl aromatic compounds'1996 5,543,036'Process for hydrotreating'1996 5,493,065'Liquid phase ethylbenzene synthesis with MCM-49'1996 5,453,554'Process for preparing short chain alkyl aromatic compounds'1995 5,371,310'Process for preparing short chain alkyl aromatic compounds'1994 5,358,628'Production of high viscosity index lubricants'1994 5,238,898'Catalyst and process for upgrading methane to higher hydrocarbons'1993 5,191,138'Process for oxidative conversion of methane to higher hydrocarbons using metal sulfide oxidizing agent'1993 5,149,516'Partial oxidation of methane over perovskite catalyst'1992 5,105,044'Catalyst and process for upgrading methane to higher hydrocarbons'1992 5,068,486'Process for direct oxidative conversion of methane to higher hydrocarbons at high pressure and moderate temperature'1991 5,053,576'Process for upgrading methane to higher hydrocarbons'1991 5,025,109'Process for upgrading methane to higher hydrocarbons'1991 5,023,392'Process for upgrading methane to higher hydrocarbons'1991 5,023,393'Process for upgrading methane to higher hydrocarbons'1991 5,023,391'Process for upgrading methane to higher hydrocarbons'1991 5,015,798'Conversion of methane'1991 5,012,029'Conversion of methane'1991 5,004,856'Process for upgrading methane to higher hydrocarbons'1991 4,982,023'Oxidation of methane to methanol'1991 4,944,863'Thermal hydrocracking of heavy stocks in the presence of solvents'1990 4,877,581'Catalyst for dewaxing hydrocarbon feedstock'1989 4,819,831'Droplet generating apparatus'1989 4,808,296'Process for dewaxing hydrocarbon feedstock'1989 4,790,928'Catalytic conversion over dehydroxylated zeolite'1988 4,717,049'Droplet generating apparatus'1988 4,549,815'Measurement of ignition characteristics of distillate fuels'1985 4,515,092'Enhancement of solid fuel combustion by catalyst deposited on a substrate'1985 4,494,961'Increasing the cetane number of diesel fuel by partial oxidation _'1985 4,481,104'Use of low acidity high silica to alumina ratio large pore zeolites for distillate production in catalytic cracking'1984 4,479,804'Fixed sulfur petroleum coke fuel and method for its production'1984 4,428,826'Dewaxing and upgrading of raw shale oils'1984 4,419,328'Controlled fluidized bed reactor for testing catalysts'1983 4,358,290'Burning properties of fluid coke'1982 4,324,651'Deasphalting process'1982 4,305,809'Fixed sulfur petroleum coke fuel and method for its production'1981 4,302,324'Delayed coking process'1981 4,299,594'Process for utilizing waste lubricating oils'1981 4,247,384'Liquefaction of carbonaceous materials'1981 4,233,138'Process for the visbreaking of high-metals crudes and resids'1980 4,203,830'Visbreaking process for demetalation and desulfurization of heavy oil'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2008Patents assigned to MOBIL OIL CORP (43)· patent assignee history

1980–2016Based in Richboro, PA, US· patent location history

1981–2016Patents assigned to WALSH DENNIS E (7)· patent assignee history

2006–2016Patents assigned to ROYCHOUDHURY SUBIR (8)· patent assignee history

2012–2016Patents assigned to PRECISION COMBUSTION INC (7)· patent assignee history

2012–2015Patents assigned to MASTANDUNO RICHARD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MOBIL OIL CORP	43	1980–2008
ROYCHOUDHURY SUBIR	8	2006–2016
PRECISION COMBUSTION INC	7	2012–2016
WALSH DENNIS Eself	7	1981–2016
MASTANDUNO RICHARD	3	2012–2015

Locations

Location	Patents	Span
Richboro, Pennsylvania, US	56	1980–2016