Hongsup So — 4 Patents at Line Plus

Hongsup So has been granted 4 US patents while listed as an inventor at Line Plus. The first was granted in 2020 and the most recent in July 2025. Hongsup So ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hongsup So in Seongnam-si, KR.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
12373824	Method and system for payment for central bank digital currency	Inseon Ryu, Hwang Wook Kim, Cheol-Ung Lee	2025-07-29
11922404	Method and system for payment for central bank digital currency	Inseon Ryu, Hwang Wook Kim, Cheol-Ung Lee	2024-03-05
11244307	Transaction processing system and method enabling expansion of blockchain	Hong-Kyu Lee, Jeehong Lee, Chul-soon Choi, Eunho Chang, Hojin Jang	2022-02-08
10812423	Method, apparatus, system, and non-transitory computer readable medium for chatting on mobile device using an external device	Jookwan Kim	2020-10-20

Hongsup So — 4 Patents

Issued Patents All Time

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