Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dirk A. Borger — 1 Patent

Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
Amsterdam, NL: #1,506 of 2,851 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Dirk A. Borger has been granted 1 US patent while listed as an inventor at Shell Oil Compny. All of these patents were granted in 1991. Dirk A. Borger ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Dirk A. Borger in Amsterdam, NL.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4994513 Polyketone copolymer composition comprising amide or aluminum compound Johannes L. M. Syrier, Johan M. Beyen, Antonius A. Broekhuis, Franciscus C. Groenland 1991-02-19