Inventor
HAYASHI SEITA
JP17 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI SEITA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
16 patentsUS6226987B1May 8, 2001
Travel drive apparatus for hydraulic drive work vehicles and control therefor
KOMATSU MFG CO LTD21 citations92
US6209675B1Apr 3, 2001
Travel drive apparatus for hydraulic drive work vehicle and control method therefor
KOMATSU MFG CO LTD34 citations92
US6112521ASep 5, 2000
Backpressure control circuit for hydraulic drive device
KOMATSU MFG CO LTD20 citations92
US5946910ASep 7, 1999
Hydraulic circuit for hydraulically driven working vehicle
KOMATSU MFG CO LTD42 citations92
US6564549B2May 20, 2003
Displacement control device for hydraulic pump and brake control device for hydraulic motor
KOMATSU MFG CO LTD27 citations91
US5907952AJun 1, 1999
Capacity control device for a hydraulic motor for a hydraulically driven vehicle
KOMATSU MFG CO LTD23 citations89
US5558127ASep 24, 1996
Hydraulic pilot valve
KOMATSU MFG CO LTD21 citations89
US5826488AOct 27, 1998
Swash plate angle changing apparatus for a piston pump/motor of swash plate type
KOMATSU MFG CO LTD19 citations82
US6068013AMay 30, 2000
Counter balance valve
KOMATSU MFG CO LTD12 citations73
US5597261AJan 28, 1997
Coupling joint for an operative lever apparatus
KOMATSU MFG CO LTD15 citations73
US5884984AMar 23, 1999
Hydraulic braking apparatus having two safety valves
KOMATSU MFG CO LTD12 citations72
US5930997AAug 3, 1999
Driving device for a hydraulic motor
KOMATSU MFG CO LTD9 citations71
US5983942ANov 16, 1999
Damper of hydraulic pilot valve
KOMATSU MFG CO LTD2 citations62
US5845680ADec 8, 1998
Damper of hydraulic pilot valve
KOMATSU MFG CO LTD3 citations62
US5755138AMay 26, 1998
Electrical lever assembly
KOMATSU MFG CO LTD4 citations62
US10612530B2Apr 7, 2020
Bent-axis hydraulic pump motor
KOMATSU MFG CO LTD0 citations39