Inventor
YASUDA GEN
JP14 patents
⚠️ This page may combine multiple inventors who share the name “YASUDA GEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CONSTRUCTION MACHINERY
7 patentsUS7020553B2Mar 28, 2006
Signal processing system for construction machine
HITACHI CONSTRUCTION MACHINERY30 citations92
US6087945AJul 11, 2000
Pump failure alarm system for hydraulic working machine
HITACHI CONSTRUCTION MACHINERY45 citations92
US5289679AMar 1, 1994
Hydraulic drive system with pressure compensating valve
HITACHI CONSTRUCTION MACHINERY33 citations92
US6244048B1Jun 12, 2001
Hydraulique drive device
HITACHI CONSTRUCTION MACHINERY37 citations91
US5056312AOct 15, 1991
Hydraulic drive system for construction machines
HITACHI CONSTRUCTION MACHINERY47 citations91
US5488787AFeb 6, 1996
Hydraulic drive system for construction machine
HITACHI CONSTRUCTION MACHINERY36 citations90
US7979229B2Jul 12, 2011
Displacement control signal correction method, displacement control device, construction machine and displacement control signal correction program
HITACHI CONSTRUCTION MACHINERY8 citations77
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC
4 patentsUS10557648B2Feb 11, 2020
Cooling/heating switching unit and air conditioner including the same
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC9 citations82
US10527322B2Jan 7, 2020
Air conditioner
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC0 citations51
US11231185B2Jan 25, 2022
Air conditioner
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC0 citations41
US10845098B2Nov 24, 2020
Air conditioner
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC0 citations41