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Inventor

Yasushi Tohma

Inventor
Osaka, JP

Overview

4→
Patents
2000–2003
Patent span
Physics
Primary field (CPC G)

Patents· 4 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 transducer40%
C23CCoating metallic material20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
6,627,095'Magnetic recording disk and method of manufacturing same'20036,468,598'Magnetic disk and method of making thereof'20026,194,048'Magnetic recording disk'20016,099,698'Magnetic disc and method of manufacturing same'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2003Patents assigned to EBARA CORP (4)· patent assignee history
2000–2003Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EBARA CORP42000–2003
Locations
LocationPatentsSpan
Osaka, JP42000–2003