JW

Jannetje De Waal

Shell Oil Compny: 5 patents #661 of 4,423Top 15%
SB Shell Internationale Research Maatschappij B.V.: 1 patents #62 of 211Top 30%
Overall (All Time): #763,059 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5874615 Method for the preparation of insecticidal benzoylurea compounds Pieter A. Verbrugge 1999-02-23
5189197 Process for preparing carbamates, and intermediates therein Pieter A. Verbrugge 1993-02-23
4884455 Method for analysis of failure of material employing imaging Harold J. Vinegar, Scott Lee Wellington 1989-12-05
4856341 Apparatus for analysis of failure of material Harold J. Vinegar, Scott Lee Wellington 1989-08-15
4855452 N-substituted azetidine carboxylate derivatives Pieter A. Verbrugge, David W. Sopher 1989-08-08
4812581 Catalytic hydrogenolysis Pieter A. Verbrugge 1989-03-14
4778577 Process for preparing azetidine derivatives; and intermediates therein Pieter A. Verbrugge, David W. Sopher 1988-10-18