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USPTO Patent Rankings Data through Dec 31, 2025
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Eugen Schäfer — 2 Patents

AAArriver Software Ab: 1 patents #6 of 23Top 30%
FGFev Motorentechnik Gmbh: 1 patents #35 of 108Top 35%
Bereborn, DE: #1 of 2 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Eugen Schäfer has been granted 2 US patents while listed as an inventor at Arriver Software Ab. The first was granted in 1993 and the most recent in April 2023. Eugen Schäfer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Eugen Schäfer in Bereborn, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11636179 Apparatus for lane detection 2023-04-25
5203822 Process and device to measure volume in order to determine the compression ratio of an internal combustion engine Gunter Gurich, Norbert Adolph, Thomas Schladt 1993-04-20