Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Steffen Hendrik — 1 Patent in 2021

Cheonan-si, KR: #110 of 324 inventorsTop 35%
Overall (2021): #251,770 of 548,734Top 50%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11060795 Double tube for heat exchange Kilnam Lee, Jonghoon Cha, Jinwon Ko, Ji Yeon Lee, Hyunjin Im +1 more 2021-07-13