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Inventor

Sigemi Akiyama

Inventor
Shizuoka, JP

Overview

1→
Patents
1991
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B41Jprimary
B41JTypewriters100%
PatentTitleYear
4,983,057'Ribbon position selecting device for printer'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to TOKYO ELECTRIC CO LTD (1)· patent assignee history
1991Based in Shizuoka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOKYO ELECTRIC CO LTD11991
Locations
LocationPatentsSpan
Shizuoka, JP11991