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Inventor

Hideo Matsuyama

Inventor
Hannou, JP

Overview

6→
Patents
1990–2008
Patent span
Physics
Primary field (CPC G)

Patents· 6 as inventor

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

G01Tprimary
G01TMeasurement of nuclear or x-radiation33%
G11BInformation storage based on relative movement between record carrier and transducer33%
H01JElectric discharge tubes or discharge lamps33%
PatentTitleYear
7,351,445'Magnetic recording media and method of forming them'20087,097,924'Magnetic recording media and method of forming them'20065,448,064'Scanning electron microscope'19955,444,243'Wien filter apparatus with hyperbolic surfaces'19955,166,522'Spin detector'19924,954,770'Spin-polarization detector'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2008Patents assigned to HITACHI LTD (6)· patent assignee history
1990Based in Kokubunji, JP· patent location history
1992–1995Based in Saitama, JP· patent location history
1995Based in Hatoyama, JP· patent location history
2006–2008Based in Hannou, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD61990–2008
Locations
LocationPatentsSpan
Hannou, JP22006–2008
Saitama, JP21992–1995
Hatoyama, JP11995
Kokubunji, JP11990