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USPTO Patent Rankings Data through Dec 31, 2025
WK

Walter Klink — 2 Patents

Basf Se: 2 patents #5,851 of 13,826Top 45%
Birkenheide, DE: #17 of 33 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Walter Klink has been granted 2 US patents while listed as an inventor at Basf Se. The first was granted in 1988 and the most recent in February 1997. Walter Klink ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Walter Klink in Birkenheide, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5600018 Preparation of glutaraldehyde Rainer Becker, Wolfgang Friedrich, Juergen Schossig, Andreas Henne 1997-02-04
4775540 Preparation of pourable choline chloride/silica powders Otto Hertel, Gerhard Jeschek, Wolfgang Koernig, Theodor Weber, Fritz Rateike 1988-10-04