Inventor
JAY WU HONG
Inventor
KR
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Qprimary
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes36%
H04LTransmission of digital information, e.g. telegraphic communication36%
G06FElectric digital data processing21%
H04WWireless communication networks6%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing2%
PatentTitleYear
12,212,692Tampering verification system and method for financial institution certificates, based on blockchain202512,101,419Blockchain network-based virtual common ID service method and service provision server using same202412,063,209Certificate issuing system based on block chain202411,961,057Method for paying cost of IoT device based on blockchain and merkle tree structure related thereto, and server, service providing terminal, and digital wallet using the same202411,907,917Method for issuing, redeeming, refunding, settling and revoking electronic voucher by using utxo-based protocol, and server employing same202411,861,573Method for paying cost of IoT device based on blockchain and merkle tree structure related thereto, and server, service providing terminal, and digital wallet using the same202411,700,133Zero-knowledge proof-based certificate service method using blockchain network, certification support server using same, and user terminal using same202311,568,396Method for using and revoking authentication information and blockchain-based server using the same202311,556,926Method for approving use of card by using blockchain-based token id and server using method202311,544,640Method for providing online ticket service by using blockchain network and server using the same202311,538,036System and method for verifying forgery of financial institution proof documents on basis of block chain202211,514,440Method for issuing authentication information and blockchain-based server using the same202211,436,595Method for issuing, using, refunding, settling and revoking electronic voucher using updated status of balance database by respective blocks in blockchain, and server using the same202211,438,167Method and server for providing notary service for file and verifying file recorded by notary service202211,416,930Method for providing united point service in use of unspent transaction output based protocol and server using the same202211,397,928Method for issuing, redeeming, refunding, settling and revoking electronic voucher by using utxo-based protocol, and server employing same202211,373,177Method for issuing currency and making payment using utxo-based protocol and server using same202211,301,933Method for providing united point service using updated status of balance database with blockchain and server using the same202211,244,295Method for paying cost of IoT device based on blockchain and Merkle tree structure related thereto, and server, service providing terminal, and digital wallet using the same202211,210,661Method for providing payment gateway service using UTXO-based protocol and server using same202111,205,014Method and server for authenticating and verifying file2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2024Patents assigned to COINPLUG INC (18)· patent assignee history
2021–2025Based in KR· patent location history
2024–2025Patents assigned to CPLABS INC (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| COINPLUG INC | 18 | 2021–2024 |
| CPLABS INC | 5 | 2024–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 21 | 2021–2025 |