P

Inventor

OKANO YASUO

JP13 patents
⚠️ This page may combine multiple inventors who share the name “OKANO YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKANO YASUO

3 patents
US9181684B2Nov 10, 2015

Pump control unit for hydraulic system

OKANO YASUO8 citations82
US8650778B2Feb 18, 2014

Hydraulic drive device for hydraulic working machine

OKANO YASUO6 citations71
US8321094B2Nov 27, 2012

Engine control system for construction machine

OKANO YASUO1 citations50

HAGIWARA NAOKI

3 patents
US8589038B2Nov 19, 2013

Hydraulic drive apparatus for construction equipment

HAGIWARA NAOKI9 citations82
US8516805B2Aug 27, 2013

Hydraulic driving device for work machine

HAGIWARA NAOKI13 citations82
US8919115B2Dec 30, 2014

Hydraulic drive device for hydraulic excavator

HAGIWARA NAOKI4 citations71

SATO KENSUKE

2 patents
US8756916B2Jun 24, 2014

Hydraulic driving device for working machine

SATO KENSUKE5 citations72
US8726648B2May 20, 2014

Hydraulic drive device for construction machine

SATO KENSUKE5 citations71

HITACHI CONSTRUCTION MACHINERY

1 patent
US7543448B2Jun 9, 2009

Control system for hydraulic construction machine

HITACHI CONSTRUCTION MACHINERY12 citations84

ARIGA NOBUEI

1 patent
US8424298B2Apr 23, 2013

Pump torque control system for hydraulic construction machine

ARIGA NOBUEI11 citations79

NAKAMURA TSUYOSHI

1 patent
US9341198B2May 17, 2016

Hydraulic drive device for working machine

NAKAMURA TSUYOSHI6 citations72

AZUMA HIROYUKI

1 patent
US9458840B2Oct 4, 2016

Relief pressure control device for hydraulic work machine

AZUMA HIROYUKI4 citations70

KANEHAMA MITSUHIKO

1 patent
US8583332B2Nov 12, 2013

Prime mover revolution speed control system for hydraulic construction machine

KANEHAMA MITSUHIKO0 citations33