PT

Petrus Jacobus Adrianus Tijm

Air Products And Chemicals: 1 patents #1,147 of 1,997Top 60%
Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
📍 The Hague, PA: #3 of 3 inventorsTop 100%
Overall (All Time): #2,245,256 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5858030 Diesel fuel composition comprising dialkoxy alkanes for increased cetane number Francis J. Waller, Edward Landis Weist, Jr., Dennis M. Brown 1999-01-12
5282877 Filtration device Phillip E. Unger, Hendrik A. Dirkse 1994-02-01