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USPTO Patent Rankings Data through Dec 31, 2025
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Siwon Ryu — 2 Patents

MEMelfas: 1 patents #8 of 20Top 40%
Seojong-myeon, KR: #4,645 of 10,205 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Siwon Ryu has been granted 2 US patents while listed as an inventor at Melfas. The first was granted in 2014 and the most recent in November 2025. Siwon Ryu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Siwon Ryu in Seojong-myeon, KR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12474062 Home appliance Dongqing Yu, Eunseo CHOE 2025-11-18
8830185 Method and apparatus for sensing multi-touch inputs Sangwon Ji 2014-09-09

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