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Inventor

Junko Nakamura

Inventor
Higashimatsuyama, JP

Overview

2→
Patents
1994–1998
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
5,814,400'Magneto-optical recording medium and method'19985,315,577'Optical recording/reproducing by changing perpendicular magnetic anisotropy to non-perpendicular magnetic anisotropy'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1998Patents assigned to HITACHI LTD (2)· patent assignee history
1994–1998Patents assigned to HITACHI MAXELL (2)· patent assignee history
1994Based in Kokubunji, JP· patent location history
1998Based in Higashimatsuyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD21994–1998
HITACHI MAXELL21994–1998
Locations
LocationPatentsSpan
Higashimatsuyama, JP11998
Kokubunji, JP11994