Inventor

Tomoo Sukagawa

Inventor

Higashine, JP

Overview

1996–2008

Patent span

Physics

Primary field (CPC G)

Patents· 14 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 transducer78%

H05KPrinted circuits17%

H02KDynamo-electric machines6%

PatentTitleYear

7,336,444'Magnetic head assembly'2008 6,738,334'Optical memory apparatus having a base with a unitary and integral optical component mounting portion and a precision mounting surface for mounting an optical component'2004 6,690,549'Storage device'2004 6,411,581'Optical memory apparatus having planar printed circuit board mounted therein'2002 6,388,972'Optical memory apparatus having turn table unit mounted by a plate having an integral guide portion to a supporting base'2002 6,008,965'Disk drive with rectification wall for circulation filter and filter unit therefor'1999 5,986,362'Magnetic circuit for voice coil motor of flat-coil type'1999 5,886,851'Frame structure of a disk drive for improved heat dissipation and a disk drive that uses such a frame structure'1999 5,859,746'Magnetic disk drive and flexible printed board used in such drive'1999 5,764,435'Breather filter unit for magnetic disk drive'1998 5,602,701'Head actuator for magnetic disk drive unit'1997 5,590,001'Breather filter unit for magnetic disk drive'1996 5,583,720'Magnetic disk drive and flexible printed board used in such drive'1996 5,541,788'Magnetic disk drive and flexible printed circuit board'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2008Patents assigned to FUJITSU LTD (14)· patent assignee history

1996–2008Based in Higashine, JP· patent location history

1996–2004Based in Kawasaki, JP· patent location history

1999Based in Aoba-ku, JP· patent location history

1999Based in Yamagata, JP· patent location history

2002–2004Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	14	1996–2008

Locations

Location	Patents	Span
Higashine, JP	7	1996–2008
Yokohama, JP	3	2002–2004
Kawasaki, JP	2	1996–2004
Aoba-ku, JP	1	1999
Yamagata, JP	1	1999