Johan Breukelaar — 1 Patent at Shell Oil Compny

Johan Breukelaar has been granted 1 US patent while listed as an inventor at Shell Oil Compny. All of these patents were granted in 1992. Johan Breukelaar ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Johan Breukelaar in Amsterdam, NL.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5089458	Synthetic saponite-derivatives, a method for preparing such saponites and their use in catalytic (hydro) conversions	Rutger A. Van Santen, Andreas Wilhelmus De Winter	1992-02-18

Johan Breukelaar — 1 Patent

Issued Patents All Time

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