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Inventor

Tsuneo Inokawa

Inventor
Tokyo, JP

Overview

3→
Patents
1979–1980
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B63Bprimary
B63BShips or other waterborne vessels50%
E02BHydraulic engineering50%
PatentTitleYear
4,230,423'Ice-breaking apparatus for structure for use in icy waters'19804,198,917'Ice-breaking means for ships'19804,152,999'Ice-breaking apparatus for ships and barges for operation on icy waters'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to MITSUI SHIPBUILDING ENG (3)· patent assignee history
1979–1980Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI SHIPBUILDING ENG31979–1980
Locations
LocationPatentsSpan
Tokyo, JP31979–1980