Inventor
FUKUCHI KAIHO
JP4 patents
Patents
4 patentsUS11134121B2Sep 28, 2021
Method and system for recovering data in distributed computing system
HITACHI LTD0 citations48
US11093484B2Aug 17, 2021
Data management method and data management system
HITACHI LTD0 citations48
US12386727B2Aug 12, 2025
Method and apparatus for bug bounty system for blockchain
HITACHI LTD0 citations45
US12307441B2May 20, 2025
Electronic payment system and electronic payment method
HITACHI LTD0 citations42