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USPTO Patent Rankings Data through Dec 31, 2025
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Ian E. Maxwell — 13 Patents

Shell Oil Compny: 13 patents #201 of 4,423Top 5%
Amsterdam, NL: #113 of 2,851 inventorsTop 4%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Ian E. Maxwell has been granted 13 US patents while listed as an inventor at Shell Oil Compny. The first was granted in 1986 and the most recent in November 2002. Ian E. Maxwell ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Ian E. Maxwell in Amsterdam, NL.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6479557 Process for the preparation of hydrocarbons from carbon monoxide and hydrogen Jean-Paul Lange, Bob Scheffer 2002-11-12
5143596 Process for upgrading a sulphur-containing feedstock Frederik Muller, Frank Hsian Hok Khouw, Kim Heong Khor, Jacques Lucien 1992-09-01
5139645 Process for producing gasoline components Gerrit J. D. Otter, Gregory V. Tonks 1992-08-18
5124500 Process for removing hydrogen from the presence of organic compounds David M. Clark, Pierre E. Dejaifve, Christopher S. John, Jaydeep Biswas 1992-06-23
5091074 Process for producing gasoline components Gerrit J. den Otter 1992-02-25
5069776 Process for the conversion of a hydrocarbonaceous feedstock Jaydeep Biswas, Johan M. Van Der Eijk 1991-12-03
4976847 Process for the catalytic cracking of a hydrocarbon feedstock Jaydeep Biswass 1990-12-11
4925820 Hydrocarbon conversion process and catalysts Arend Hoek, Tom Huizinga 1990-05-15
4916096 Hydrocarbon conversion catalysts Arend Hoek, Tom Huizinga 1990-04-10
4886934 Process for the conversion of a hydrocarbonaceous feedstock Johannes K. Minderhoud 1989-12-12
4857170 Hydrocarbon conversion catalysts Arend Hoek, Tom Huizinga 1989-08-15
4857171 Hydrocarbon conversion process and catalysts Arend Hoek, Tom Huizinga 1989-08-15
4620920 Catalytic cracking of hydrocarbon oils from two mixtures boiling above the gasoline range Huno Van Der Eijk, Jacobus J. L. Heinerman 1986-11-04