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Inventor

Hidetoshi Yanai

Inventor
Tochigi, JP

Overview

1→
Patents
1991
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 1 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 transducer33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
5,069,963'Magnetic recording medium with a back coat layer of nitrocellulose and polyurethane binder resins and which contains carbon black and titanium dioxide particles'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to KAO CORP (1)· patent assignee history
1991Based in Tochigi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAO CORP11991
Locations
LocationPatentsSpan
Tochigi, JP11991