Inventor
MAEHARA Taihei
JP11 patents
Patents
11 patentsUS11939745B2Mar 26, 2024
Electrically driven construction machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD4 citations73
US11214940B2Jan 4, 2022
Hydraulic drive system for construction machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD3 citations72
US10995474B2May 4, 2021
Construction machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD2 citations72
US10947702B2Mar 16, 2021
Hydraulic drive system for electrically driven hydraulic work machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD4 citations72
US10676898B2Jun 9, 2020
Hydraulic drive system of work machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD5 citations72
US10697150B2Jun 30, 2020
Hydraulic drive system for electrically-driven hydraulic work machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD3 citations68
US11454002B2Sep 27, 2022
Hydraulic drive system for work machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD1 citations62
US11753800B2Sep 12, 2023
Hydraulic drive system for construction machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD0 citations51
US11499288B2Nov 15, 2022
Hydraulic excavator
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD0 citations51
US11142882B2Oct 12, 2021
Small hydraulic excavator
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD0 citations51
US11111650B2Sep 7, 2021
Hydraulic drive system for construction machine
HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD0 citations51