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Inventor

Yasuhiko Matsunaga

Inventor
Tokyo, JP

Overview

3→
Patents
1994–2021
Patent span
LOC
Primary field

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

LOC14primary
LOC1467%
G11BInformation storage based on relative movement between record carrier and transducer33%
PatentTitleYear
D0927468Antenna2021D0926736Antenna20215,331,475'Electronic splicing operation control device for a four head type magnetic recording and/or reproducing apparatus'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to VICTOR COMPANY OF JAPAN (1)· patent assignee history
1994Based in Chigasaki, JP· patent location history
2021Patents assigned to JAPAN AVIATION ELECTRONICS IND LTD (2)· patent assignee history
2021Patents assigned to NEC CORP (2)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN AVIATION ELECTRONICS IND LTD22021
NEC CORP22021
VICTOR COMPANY OF JAPAN11994
Locations
LocationPatentsSpan
Tokyo, JP22021
Chigasaki, JP11994