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Inventors
Do Kyung Rhee
Yongin-si
KR
1 patent
2 Patents
US12063307
2024
Contract Apparatus and Method of Blockchain Using Location Information
CY2CODE Co. Ltd
0 cites
US12058273
2024
Contract Apparatus and Method of Blockchain Using Digital Contents Orginal Key
CY2CODE Co. Ltd
0 cites