Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Doo-Hum Sun — 1 Patent

CCCorentec Co.: 1 patents #22 of 36Top 65%
Seoul, KR: #25,289 of 39,741 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Doo-Hum Sun has been granted 1 US patent while listed as an inventor at Corentec Co.. All of these patents were granted in 2019. Doo-Hum Sun ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Doo-Hum Sun in Seoul, KR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10307259 Artificial knee joint capable of preventing dislocation of thighbone coupling member Oui-Sik Yoo, Jung-Woo Seo, Jae-Won Kim, Goon-Hee Lee, Yong Sik Kim 2019-06-04