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Inventor

Katsuki Yamagata

Inventor
Akashi, JP

Overview

7→
Patents
2001–2016
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F15Bprimary
F15BSystems acting by means of fluids in general33%
B66DCapstans27%
E02FDredging13%
B66CCranes7%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general7%
F02DControlling combustion engines7%
Y02TClimate change mitigation technologies related to transportation7%
PatentTitleYear
9,316,236'Hydraulic driving apparatus for working machine'20169,187,297'Hydraulic driving apparatus for working machine'20159,181,070'Hydraulic driving apparatus for working machine'20158,601,799'Construction machine'20138,522,541'Hydraulic circuit of winch for crane'20136,868,671'Hydraulic circuit for a crane'20056,179,271'Hydraulic winch having piston rod and pressure plate which are relatively movable in fixed range'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2016Patents assigned to KOBE STEEL LTD (4)· patent assignee history
2001–2015Based in Akashi, JP· patent location history
2013–2016Patents assigned to KOBELCO CRANES CO LTD (5)· patent assignee history
2013–2015Patents assigned to YAMAGATA KATSUKI (4)· patent assignee history
2013–2015Patents assigned to MICHIDA TAKAHARU (3)· patent assignee history
2015Patents assigned to HORI NAOTO (2)· patent assignee history
2016Based in Hyogo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOBELCO CRANES CO LTD52013–2016
KOBE STEEL LTD42001–2016
YAMAGATA KATSUKIself42013–2015
MICHIDA TAKAHARU32013–2015
HORI NAOTO22015
Locations
LocationPatentsSpan
Akashi, JP62001–2015
Hyogo, JP12016