Louis deVries — 22 Patents at Chevron

Louis deVries has been granted 22 US patents while listed as an inventor at Chevron. The first was granted in 1981 and the most recent in February 1998. Louis deVries ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Louis deVries in Greenbrae, CA, US.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5714657	Natural gas conversion to higher hydrocarbons	—	1998-02-03
4814534	Addition of hydrogen and C2 to C4 hydrocarbons to the feed gas in the catalytic conversion of methane to higher molecular weight hydrocarbons	P. R. Ryason	1989-03-21	$13,082,000
4814538	Enhancing the reaction rate in high temperature, high space velocity catalytic conversion of methane to higher molecular weight hydrocarbons	P. R. Ryason	1989-03-21	$13,082,000
4734537	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst	P. R. Ryason	1988-03-29	$51,826,000
4731498	Enhancing the production of higher molecular weight hydrocarbons from lower molecular weight hydrocarbons by the additions of aluminum vapor to the feed	P. R. Ryason	1988-03-15	$49,600,000
4709108	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst	P. R. Ryason	1987-11-24	$39,783,000
4704487	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (IV-B)	Porter R. Ryason	1987-11-03	$22,339,000
4704488	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (111-A)	P. R. Ryason	1987-11-03	$22,339,000
4704493	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (II-A)	P. R. Ryason	1987-11-03	$22,339,000
4599474	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal-containing catalyst	P. R. Ryason	1986-07-08	$13,320,000
4507517	Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a boron compound containing catalyst	P. R. Ryason	1985-03-26	$10,270,000
4402840	Antioxidant combinations of molybdenum complexes and organic sulfur compounds for lubricating oils	John M. King	1983-09-06	$21,737,000
4394279	Antioxidant combinations of sulfur containing molybdenum complexes and aromatic amine compounds for lubricating oils	John M. King	1983-07-19	$10,363,000
4370246	Antioxidant combinations of molybdenum complexes and aromatic amine compounds	John M. King	1983-01-25	$21,235,000
4369119	Antioxidant combinations of molybdenum complexes and organic sulfur compounds for lubricating oils	John M. King	1983-01-18	$24,235,000
4285822	Process for preparing a sulfurized molybdenum-containing composition and lubricating oil containing the composition	John M. King	1981-08-25	$92,674,000
4283295	Process for preparing a sulfurized molybdenum-containing composition and lubricating oil containing said composition	John M. King	1981-08-11	$25,468,000
4265773	Process of preparing molybdenum complexes, the complexes so-produced and lubricants containing same	John M. King	1981-05-05	$46,919,000
4263152	Process of preparing molybdenum complexes, the complexes so-produced and lubricants containing same	John M. King	1981-04-21	$36,255,000
4261843	Reaction product of acidic molybdenum compound with basic nitrogen compound and lubricants containing same	John M. King	1981-04-14	$40,803,000
4259194	Reaction product of ammonium tetrathiomolybdate with basic nitrogen compounds and lubricants containing same	John M. King	1981-03-31	$10,539,000
4259195	Reaction product of acidic molybdenum compound with basic nitrogen compound and lubricants containing same	John M. King	1981-03-31	$10,539,000

Louis deVries — 22 Patents

Issued Patents All Time

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