Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stefan Kellner — 1 Patent

Nokia: 1 patents #3,518 of 5,652Top 65%
Berlin, DE: #4,969 of 9,690 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Stefan Kellner has been granted 1 US patent while listed as an inventor at Nokia. All of these patents were granted in 2012. Stefan Kellner ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Stefan Kellner in Berlin, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8291018 Methods, apparatuses, and computer program products for providing activity coordination services Felix Petersen, Klaus Hartl, Andreas Follmann, Katharina Birkenback, Jeanny Wang 2012-10-16 $1,514,000