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USPTO Patent Rankings Data through Dec 31, 2025
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Peter Doppelfeld — 1 Patent

MIMiles: 1 patents #258 of 626Top 45%
Leverkusen, DE: #997 of 1,687 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Peter Doppelfeld has been granted 1 US patent while listed as an inventor at Miles. All of these patents were granted in 1989. Peter Doppelfeld ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Peter Doppelfeld in Leverkusen, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808529 Enzymes immobilized on polyamides or cellulose hydrate Gary M. Oosta, Alexander Riebel, Karl-Wilhelm Schranz 1989-02-28