LexDanaLexDanabeta
Inventor

Etsuo Nitta

Inventor
Tokyo, JP

Overview

3→
Patents
1997–1998
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 switches100%
PatentTitleYear
5,837,953'DC circuit breaking device'19985,737,162'Circuit breaking device'19985,668,691'Arrangement for gas circuit breaker with reactor and capacitor connected in series and method for setting its circuit parameter'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1998Patents assigned to ELECTRIC POWER DEV CO (3)· patent assignee history
1997–1998Patents assigned to KANSAI ELECTRIC POWER CO (3)· patent assignee history
1997–1998Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history
1997–1998Patents assigned to SHIKOKU ELEC POWER (3)· patent assignee history
1997–1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ELECTRIC POWER DEV CO31997–1998
KANSAI ELECTRIC POWER CO31997–1998
MITSUBISHI ELECTRIC CORP31997–1998
SHIKOKU ELEC POWER31997–1998
Locations
LocationPatentsSpan
Tokyo, JP31997–1998