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

BOBorgwarner: 1 patents #797 of 1,600Top 50%
Eisenberg, DE: #37 of 60 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Stefan Hambel has been granted 1 US patent while listed as an inventor at Borgwarner. All of these patents were granted in 2015. Stefan Hambel ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Stefan Hambel in Eisenberg, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9033768 Method and device for machining shafts Tom Cvjetkovic, Erich Ostermeyer, Stefan Eisinger 2015-05-19 $31,936,000