Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JN

Jong Seo Na — 2 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
HIHyosung Heavy Industries: 2 patents #42 of 119Top 40%
Seoul, KR: #18,734 of 39,741 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jong Seo Na has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2020 and the most recent in May 2021. Jong Seo Na ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jong Seo Na in Seoul, KR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10998813 Modular multi-level converter and DC failure blocking method therefor Hee Jin Kim, Dong Su Lee, Kyeon Hur, Jae Sik Kang, Sang Min Kim 2021-05-04
10673319 Modular multilevel converter system Hee Jin Kim, Kyeon Hur, Dong Su Lee, Jae Sik Kang, Ju Yong Jung +1 more 2020-06-02