LexDanaLexDanabeta
Inventor

Sigeru Hasegawa

Inventor
Tokyo, JP

Overview

7→
Patents
1984–1989
Patent span

Patents· 7 as inventor

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

PatentTitleYear
D0304941'Compact disc player'1989D0304829'Combined compact disc player and tape recorder'1989D0297932'Video tape recorder'1988D0288437'Audio mixer'1987D0287726'Disc drive assembly'1987D0273950'Audio mixer'1984D0273676'Audio mixer'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1989Patents assigned to TEAC CORP (7)· patent assignee history
1984Based in Musashino, JP· patent location history
1987Based in Kodaira, JP· patent location history
1988–1989Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEAC CORP71984–1989
Locations
LocationPatentsSpan
Tokyo, JP31988–1989
Kodaira, JP21987
Musashino, JP21984