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Inventor

Toshikazu Itoh

Inventor
Tokyo, JP

Overview

3→
Patents
1989–1993
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B41Jprimary
B41JTypewriters67%
G06KGraphical data reading33%
PatentTitleYear
5,199,803'Method of compressing and expanding dot-matrix character'19935,073,861'Method of and apparatus for preventing overheating of heating element'19914,810,113'Print head driving system'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1993Patents assigned to OKI ELECTRIC IND CO LTD (3)· patent assignee history
1989–1993Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OKI ELECTRIC IND CO LTD31989–1993
Locations
LocationPatentsSpan
Tokyo, JP31989–1993