Inventor
UMEKAWA JUN
JP4 patents
Patents
4 patentsUS11162239B2Nov 2, 2021
Hydraulic drive system
KAWASAKI HEAVY IND LTD0 citations49
US12313097B2May 27, 2025
Hydraulic pump performance deterioration detection system
KAWASAKI HEAVY IND LTD0 citations43
US12313098B2May 27, 2025
Hydraulic pump performance deterioration detection system
KAWASAKI HEAVY IND LTD0 citations43
US10844577B2Nov 24, 2020
Hydraulic drive system of construction machine
KAWASAKI HEAVY IND LTD0 citations38