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Inventor

Sizuo Yosida

Inventor
Fuchu, JP

Overview

3→
Patents
1979–1981
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H02Bprimary
H02BBoards, substations or switching arrangements for the supply or distribution of electric power100%
PatentTitleYear
4,249,227'Enclosed switchboard having instruments needed for regular inspection and operation mounted on a middle level door'19814,236,189'Enclosed switchboard'19804,146,915'Shutter mechanism for an enclosed electrical switchboard'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1981Patents assigned to TOKYO SHIBAURA ELECTRIC CO (3)· patent assignee history
1979–1981Based in Fuchu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOKYO SHIBAURA ELECTRIC CO31979–1981
Locations
LocationPatentsSpan
Fuchu, JP31979–1981