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Inventor

Tomoya Kumagai

Inventor
Tokyo, JP

Overview

11→
Patents
2004–2017
Patent span
LOC
Primary field

Patents· 11 as inventor

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

LOC12primary
LOC1273%
LOC089%
LOC139%
LOC159%
PatentTitleYear
D0777602'Dump truck'2017D0697089'Main body of a construction machine'2014D0688712'Main body of a construction machine'2013D0663751'Excavator'2012D0663324'Excavator'2012D0663327'Excavator cabin'2012D0552629'Bulldozer'2007D0551683'Bulldozer'2007D0543557'Bulldozer'2007D0538303'Bulldozer'2007D0489040'Hand-operated switch'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Based in Kyoto, JP· patent location history
2007–2017Patents assigned to KOMATSU MFG CO LTD (10)· patent assignee history
2007–2017Based in Tokyo, JP· patent location history
2007Based in Minato-ku, JP· patent location history
2012–2017Patents assigned to KUMAGAI TOMOYA (5)· patent assignee history
2012Patents assigned to FUCHITA SEIICHI (1)· patent assignee history
2013–2017Patents assigned to SUZUKI YASUYUKI (2)· patent assignee history
2013Patents assigned to HIDAKA SHINGO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOMATSU MFG CO LTD102007–2017
KUMAGAI TOMOYAself52012–2017
SUZUKI YASUYUKI22013–2017
FUCHITA SEIICHI12012
HIDAKA SHINGO12013
Locations
LocationPatentsSpan
Tokyo, JP82007–2017
Minato-ku, JP22007
Kyoto, JP12004