{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Amicogen", "item": "https://www.patentleaderboard.com/company/amicogen"}, {"@type": "ListItem", "position": 3, "name": "Eun-Jung Ryu", "item": "https://www.patentleaderboard.com/inventor/fl:eu_ln:ryu-12"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
ER

Eun-Jung Ryu — 2 Patents

AMAmicogen: 1 patents #8 of 21Top 40%
CLC&C Research Laboratories: 1 patents #17 of 46Top 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
Eun-Jung Ryu has been granted 2 US patents while listed as an inventor at Amicogen. The first was granted in 2001 and the most recent in October 2005. Eun-Jung Ryu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Eun-Jung Ryu in Seojong-myeon, KR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6955879 Method for generating recombinant DNA library using unidirectional single-stranded DNA fragments Si-Hyoung Lee, Yong Chul Shin, Yeong-Joong Jeon, Kyung Hwa JUNG, Ko-Woon Lee 2005-10-18
6201006 Aromatic amidine derivatives useful as selective thrombin inhibitors Bon Am Koo, Jae Ki Min, Woo Sang Hong, Woong Hyun Nam, Jong Min Kim 2001-03-13