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USPTO Patent Rankings Data through Dec 31, 2025
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Klaus Kessler — 1 Patent

Basf Se: 1 patents #8,065 of 13,826Top 60%
Ettlingen, DE: #134 of 247 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Klaus Kessler has been granted 1 US patent while listed as an inventor at Basf Se. All of these patents were granted in 1989. Klaus Kessler ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Klaus Kessler in Ettlingen, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4828641 Joining the cut edges of photopolymerized flexographic printing plates Heinz-Ulrich Werther, Hartwig Pieper, Willi Schabinger 1989-05-09