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Inventor

Norimasa Kaji

Inventor
Ibaragi, JP

Overview

6→
Patents
1990–2008
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 switches38%
H01RElectrically-conductive connections25%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock13%
G06KGraphical data reading13%
H01FMagnets13%
PatentTitleYear
7,357,674'Memory card socket structure'20087,357,661'Pressure coupling connector'20085,696,475'Electromagnetic relay'19975,539,270'Acceleration detector'19965,191,306'Miniature electromagnetic assembly and relay with the miniature electromagnet assembly'19934,933,654'Polarized electromagnetic relay'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2008Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (6)· patent assignee history
1990Based in Osaka, JP· patent location history
1993–1997Based in Ibaragi, JP· patent location history
1996Based in Ibaraki, JP· patent location history
2008Based in Kadoma, JP· patent location history
2008Based in Tsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC WORKS LTD61990–2008
Locations
LocationPatentsSpan
Ibaragi, JP21993–1997
Kadoma, JP12008
Tsu, JP12008
Ibaraki, JP11996
Osaka, JP11990