Seongnam
South Korea
8
2021-06-03
8
2022-09-06
These are the the leading inventors for applications assigned to COINPLUG, INC.:
COINPLUG, INC. based in Seongnam, KR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Method and server for providing notary service for file and verifying file recorded by notary service
#2 | 2020-02-20 ✅ Patent 10,924,285 granted on 2021-02-16Method and server for providing notary service with respect to file and verifying file recorded by the notary service
#3 | 2020-02-20 ✅ Patent 10,944,570 granted on 2021-03-09Method and server for providing notary service for file and verifying file recorded by notary service
#4 | 2020-02-13 ✅ Patent 11,556,926 granted on 2023-01-17Method for approving use of card by using blockchain-based token id and server using method
#5 | 2019-08-01 ✅ Patent 11,037,111 granted on 2021-06-15Method for issuing currency and making payment by managing balance database for each block in blockchain network and server using same
#6 | 2019-08-01 ✅ Patent 11,397,928 granted on 2022-07-26Method for issuing, redeeming, refunding, settling and revoking electronic voucher by using utxo-based protocol, and server employing same
#7 | 2019-03-14 ✅ Patent 10,848,319 granted on 2020-11-24System for issuing certificate based on blockchain network, and method for issuing certificate based on blockchain network by using same
#8 | 2019-03-14 ✅ Patent 10,848,318 granted on 2020-11-24System for authenticating certificate based on blockchain network, and method for authenticating certificate based on blockchain network by using same
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