Patents/Assignees

CPLABS, Inc.

6 patents in portfolio

US12244694utility2025
Method for Providing Oracle Service of Blockchain Network by Using Zero-knowledge Proof and Aggregator Terminal Using the Same
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US12212692utility2025
Tampering Verification System and Method for Financial Institution Certificates, Based on Blockchain
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US12063209utility2024
Certificate Issuing System Based on Block Chain
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US11961057utility2024
Method 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 Same
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US11907917utility2024
Method for Issuing, Redeeming, Refunding, Settling and Revoking Electronic Voucher by Using Utxo-based Protocol, and Server Employing Same
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US11870905utility2024
Method for Providing User Identity Based on Zero-knowledge Proof Over Blockchain Network by Using User Certificate and Blockchain System Using the Same
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