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USPTO Patent Rankings Data through Sept 30, 2025
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Heuigeun Ryu — 4 Patents

HAHanlab: 4 patents #1 of 11Top 10%
Seoul, KR: #12,129 of 39,741 inventorsTop 35%
Overall (All Time): #1,234,616 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8292793 Control method of automatic balancing centrifuge using balancer Jong-Mok Lee, Sungha Chang 2012-10-23
8251883 Automatic balance adjusting centrifuge and the control method thereof Ohhun Kwon, Sunghyuk Lee, Jaehong Oh 2012-08-28
7942801 Automatic balancing centrifuge using balancer Ohhun Kwon, Sungha Chang 2011-05-17
7819792 Automatic balance adjusting centrifuge Ohhun Kwon, Sunghyuk Lee, Sanghoon Lee 2010-10-26