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USPTO Patent Rankings Data through Dec 31, 2025
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Eckard Weidner — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
EAE.I. Du Pont De Nemours And: 1 patents #10,697 of 12,129Top 90%
Erlangen, DE: #911 of 2,818 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Eckard Weidner has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in February 2003. Eckard Weidner ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Eckard Weidner in Erlangen, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6518395 Method for producing reactive coating powder compositions Peter Klostermann, Karin Maag, Dietrich Saatweber, Hans-Ulrich Simmrock 2003-02-11 $43,076,000
5597602 Process for de-oiling crude lecithin Siegfried Peter, Bernd Czech, Zhenfeng Zhang 1997-01-28
5512692 Process for removing glycerol from glycerides Siegfried Peter, Bernd Czech 1996-04-30