LexDanaLexDanabeta
Inventor

Hiromichi Hokuto

Inventor
Hitachi, JP

Overview

2→
Patents
1997–1998
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H01Hprimary
H01HElectric switches40%
H02BBoards, substations or switching arrangements for the supply or distribution of electric power40%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines20%
PatentTitleYear
5,734,140'Gas insulated high voltage circuit breaker including tulip contact assembly and insertion resistor'19985,670,767'Gas-insulated switchgear with improved insulation joint'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1998Patents assigned to HITACHI LTD (2)· patent assignee history
1997–1998Based in Hitachi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD21997–1998
Locations
LocationPatentsSpan
Hitachi, JP21997–1998