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USPTO Patent Rankings Data through Dec 31, 2025
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Friedhelm Brenner — 2 Patents

D&Develop Dr. Eisbein Gmbh &: 2 patents #3 of 14Top 25%
Waibstadt, DE: #13 of 27 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Friedhelm Brenner has been granted 2 US patents while listed as an inventor at Develop Dr. Eisbein Gmbh &. The first was granted in 1984 and the most recent in June 1985. Friedhelm Brenner ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Friedhelm Brenner in Waibstadt, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4525057 Guide path for transfer of sheets to a fixing apparatus of a copying machine Heinrich Kaufmann 1985-06-25
4443092 Compact photocopying machine Juergen Eisbein, Heinrich Kaufmann, Kurt Moser 1984-04-17