LexDanaLexDanabeta
Inventor

Hideaki Tsuda

Inventor
Hitachi, JP

Overview

3→
Patents
1984–1995
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.

H01Hprimary
H01HElectric switches75%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
5,402,297'Commutating type DC circuit breaker arrangement'19954,547,639'Vacuum circuit breaker'19854,430,536'Vacuum interrupter'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1995Patents assigned to HITACHI LTD (3)· patent assignee history
1984–1995Based in Hitachi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD31984–1995
Locations
LocationPatentsSpan
Hitachi, JP31984–1995