Inventor

Stephen S. Wong

Inventor

Medford, NJ, US

Overview

46→

Patents

1984–2019

Patent span

Chemistry

Primary field (CPC C)

Patents· 46 as inventor

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

C10Gprimary

C10GCracking hydrocarbon oils32%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%

C07CAcyclic or carbocyclic compounds17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

C10MLubricating compositions5%

F02BInternal-combustion piston engines4%

Y02PClimate change mitigation technologies in the production or processing of goods2%

C01BNon-metallic elements1%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds1%

C08JWorking-up1%

PatentTitleYear

10,344,138Biodegradable polymer recycling2019 6,416,654'Method for controlling hydrocracking and isomerization dewaxing operations'2002 5,620,590'Hydrocracking process using small crystal size zeolite Y'1997 5,434,327'Process for dimerizing propylene and for converting hexenes into ethers'1995 5,419,830'Method for controlling hydrocracking and isomerization dewaxing'1995 5,401,704'Hydrocracking catalyst and process using small crystal size zeolite Y'1995 5,306,416'Process for making a blended lubricant'1994 5,271,825'Turbine oil production'1993 5,166,455'Process for the production of tertiary alkytl ethers from FCC light naphtha'1992 5,157,187'Hydroisomerization process for pour point reduction of long chain alkyl aromatic compounds'1992 5,138,102'Reactor quenching for catalytic olefin hydration in ether production'1992 5,107,048'Process for preparing long chain alkyl aromatic compounds employing Lewis acid-promoted amorphous inorganic oxide'1992 5,107,049'Stabilization of polyalpha-olefins'1992 5,105,042'Sulfated layered titanium oxide catalysts in process for preparing long chain alkyl aromatic compounds'1992 5,100,535'Method for controlling hydrocracking operations'1992 5,043,508'Process for preparing long chain alkyl aromatic compounds'1991 5,041,208'Process for increasing octane and reducing sulfur content of olefinic gasolines'1991 5,037,528'Lubricant production process with product viscosity control'1991 5,034,563'Naphthalene alkylation process'1991 5,030,785'Process for preparing long chain alkyl aromatic compounds employing Lewis acid-promoted zeolite catalysts'1991 5,021,142'Turbine oil production'1991 5,011,593'Catalytic hydrodesulfurization'1991 5,008,460'Synthetic lubricants'1991 4,990,713'Process for the production of high VI lube base stocks'1991 4,975,177'High viscosity index lubricants'1990 4,962,269'Isomerization process'1990 4,962,256'Process for preparing long chain alkyl aromatic compounds'1990 4,923,690'Method for producing highly siliceous zeolites'1990 4,919,788'Lubricant production process'1990 4,913,794'Process configuration for producing high viscosity lubricating oils'1990 4,911,821'Lubricant production process employing sequential dewaxing and solvent extraction'1990 4,912,277'Process for preparing long chain alkyl aromatic compounds'1990 4,851,109'Integrated hydroprocessing scheme for production of premium quality distillates and lubricants'1989 4,826,792'Method of noble metal-zeolite catalyst activation with Bronsted acid compound'1989 4,764,266'Integrated hydroprocessing scheme for production of premium quality distillates and lubricants'1988 4,752,595'Catalyst pretreatment for regenerated noble metal on zeolite catalyst'1988 4,714,537'Process for cyclic dewaxing/regeneration of hydrocarbon feedstocks'1987 4,678,764'Reactivation of noble metal-zeolite catalysts'1987 4,657,874'Redispersion of agglomerated noble metals on zeolite catalysts'1987 4,650,780'Reactivation of noble metal-containing catalyst materials'1987 4,645,751'Regeneration of noble metal-highly siliceous zeolite with sequential hydrogen halide and halogen or organic-halogen compound treatment'1987 4,532,225'Preparation of metal-containing zeolite catalysts of increased stability and activity'1985 4,518,485'Hydrotreating/isomerization process to produce low pour point distillate fuels and lubricating oil stocks'1985 4,500,417'Conversion of Fischer-Tropsch products'1985 4,472,517'Preparation of metal-containing zeolite catalysts of increased stability and activity'1984 4,430,516'Conversion of olefins to low pour point distillates and lubes'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2002Patents assigned to MOBIL OIL CORP (45)· patent assignee history

1984–1985Based in Langhorne, PA, US· patent location history

1985–2002Based in Medford, NJ, US· patent location history

1992–1995Based in Singapore, SG· patent location history

1994Based in Astrid Meadows, SG· patent location history

2019Patents assigned to AQUAPAK POLYMERS LTD (1)· patent assignee history

2019Patents assigned to JOHNSON ANTHONY FRANCIS (1)· patent assignee history

2019Patents assigned to WONG STEPHEN SIK FAN (1)· patent assignee history

2019Based in Bradford, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MOBIL OIL CORP	45	1984–2002
AQUAPAK POLYMERS LTD	1	2019
JOHNSON ANTHONY FRANCIS	1	2019
WONG STEPHEN SIK FANself	1	2019

Locations

Location	Patents	Span
Medford, New Jersey, US	37	1985–2002
Singapore, SG	3	1992–1995
Langhorne, Pennsylvania, US	3	1984–1985
Bradford, GB	1	2019
Astrid Meadows, SG	1	1994