LexDanaLexDanabeta
Inventor

Kiyomi Yamamoto

Inventor
Fukuyama, JP

Overview

6→
Patents
1984–1990
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H01Hprimary
H01HElectric switches83%
B01DSeparation17%
PatentTitleYear
4,935,135'Oil filter'19904,595,812'Circuit interrupter with detachable optional accessories'19864,559,423'Circuit interrupter'19854,459,445'Circuit breaker'19844,454,395'Circuit breaker'19844,451,718'Circuit breaker'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1986Patents assigned to MITSUBISHI ELECTRIC CORP (5)· patent assignee history
1984–1986Based in Fukuyama, JP· patent location history
1985Based in Fukayama, JP· patent location history
1990Patents assigned to AL FLOW CO LTD (1)· patent assignee history
1990Based in Shimonoseki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP51984–1986
AL FLOW CO LTD11990
Locations
LocationPatentsSpan
Fukuyama, JP41984–1986
Shimonoseki, JP11990
Fukayama, JP11985