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Inventor

Tokichiro Sato

Inventor
Singapore, SG

Overview

13→
Patents
2011–2016
Patent span
Physics
Primary field (CPC G)

Patents· 13 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 transducer76%
C23CCoating metallic material12%
H01FMagnets6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
9,240,204'Perpendicular magnetic recording disc'20169,142,241'Perpendicular magnetic recording medium and method of manufacturing the same'20158,877,359'Magnetic disk and method for manufacturing same'20148,865,327'Perpendicular magnetic disc'20148,828,566'Perpendicular magnetic recording disc'20148,795,857'Perpendicular magnetic recording medium and manufacturing method of the same'20148,623,528'Method of manufacturing perpendicular magnetic recording medium and perpendicular magnetic recording medium'20148,453,315'Method of producing a perpendicular magnetic disc'20138,431,258'Perpendicular magnetic recording medium and method of manufacturing the same'20138,404,370'Perpendicular magnetic recording medium and method of manufacturing the same'20138,309,239'Perpendicular magnetic recording medium and method of manufacturing the same'20128,142,916'Magnetic recording medium'20128,057,926'Perpendicular magnetic recording medium'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2016Patents assigned to WD MEDIA SINGAPORE PTE LTD (13)· patent assignee history
2011–2016Patents assigned to SATO TOKICHIRO (12)· patent assignee history
2011–2016Patents assigned to UMEZAWA TEIICHIRO (6)· patent assignee history
2011–2014Patents assigned to AYAMA KENJI (5)· patent assignee history
2011–2016Based in Singapore, SG· patent location history
2013–2016Patents assigned to KAJIWARA TAKENORI (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WD MEDIA SINGAPORE PTE LTD132011–2016
SATO TOKICHIROself122011–2016
KAJIWARA TAKENORI72013–2016
UMEZAWA TEIICHIRO62011–2016
AYAMA KENJI52011–2014
Locations
LocationPatentsSpan
Singapore, SG132011–2016