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Inventor

Chikahisa Kawakami

Inventor
Tokyo, JP

Overview

6→
Patents
1987–1991
Patent span
Physics
Primary field (CPC G)

Patents· 6 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 transducer67%
Y10TTechnical subjects covered by former us classification22%
H02KDynamo-electric machines11%
PatentTitleYear
5,055,949'Disk drive and method for controlling the cleaning of the floppy disk'19915,043,837'Alignment disk for magnetic head azimuth correction'19914,809,427'Method for assembling a magnetic head supporting mechanism of a flexible disk drive apparatus'19894,748,613'Disc recording apparatus provided with a mechanism for moving the head-carriage by means of a metallic belt'19884,700,095'Construction for installing a stepping motor of a floppy disk drive unit'19874,654,733'Floppy disc chucking device'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1991Patents assigned to TOSHIBA KK (6)· patent assignee history
1987Patents assigned to TOSHIBA COMPUTER ENG (1)· patent assignee history
1987–1991Based in Tokyo, JP· patent location history
1988Based in Ohme, JP· patent location history
1989Based in Oume, JP· patent location history
1991Based in Fussa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK61987–1991
TOSHIBA COMPUTER ENG11987
Locations
LocationPatentsSpan
Tokyo, JP31987–1991
Fussa, JP11991
Oume, JP11989
Ohme, JP11988