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Inventor

Michiaki Igarashi

Inventor
Yokosuka, JP

Overview

3→
Patents
1982–1985
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E02Fprimary
E02FDredging50%
F04BPositive-displacement machines for liquids17%
F15BSystems acting by means of fluids in general17%
G05BControl or regulating systems in general17%
PatentTitleYear
4,507,057'Control system for hydraulic pumps of a civil machine'19854,377,043'Semi-automatic hydraulic excavator'19834,332,517'Control device for an earthwork machine'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1985Patents assigned to KOMATSU MFG CO LTD (3)· patent assignee history
1982–1985Based in Yokosuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOMATSU MFG CO LTD31982–1985
Locations
LocationPatentsSpan
Yokosuka, JP31982–1985