Inventor
ENDOU HISASHI
JP7 patents
Patents
7 patentsUS10122296B2Nov 6, 2018
Power converter, diagnostic system of power converter, and power converter diagnostic method using current change
HITACHI LTD2 citations71
US11029254B2Jun 8, 2021
Welding monitoring system and welding monitoring method
HITACHI LTD0 citations60
US10935500B2Mar 2, 2021
Welding monitoring system and welding monitoring method
HITACHI LTD0 citations60
US11982998B2May 14, 2024
Manufacturing monitoring assistance device, manufacturing monitoring assistance method, and manufacturing monitoring assistance program
HITACHI LTD1 citations58
US12042877B2Jul 23, 2024
Welding management system
HITACHI LTD0 citations47
US11150196B2Oct 19, 2021
Joining process line monitoring system
HITACHI LTD0 citations47
US10317368B2Jun 11, 2019
Defect inspection device and defect inspection method
HITACHI LTD0 citations39