Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

Jan Kradin — 1 Patent

OEOtis Elevator: 1 patents #966 of 1,840Top 55%
Berlin, DE: #4,969 of 9,690 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Jan Kradin has been granted 1 US patent while listed as an inventor at Otis Elevator. All of these patents were granted in 1998. Jan Kradin ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Jan Kradin in Berlin, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5783783 Correction run for an elevator system Mustapha Toutaoui 1998-07-21 $13,115,000