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USPTO Patent Rankings Data through Dec 31, 2025
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Steffi Bilke — 1 Patent

KAKao: 1 patents #1,961 of 3,221Top 65%
Ratingen, DE: #276 of 508 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Steffi Bilke has been granted 1 US patent while listed as an inventor at Kao. All of these patents were granted in 2009. Steffi Bilke ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Steffi Bilke in Ratingen, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7537933 Method for determining the enantiomer ratio trimethylcyclopentene derivatives Thomas Markert, Armin Mosandl 2009-05-26