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Inventor

Hiromi Takasu

Inventor
Tottori, JP

Overview

5→
Patents
1986–1994
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

B41Jprimary
B41JTypewriters31%
H10HInorganic light-emitting semiconductor devices having potential barriers23%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1015%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
G06KGraphical data reading8%
H04NPictorial communication, e.g. television8%
PatentTitleYear
5,307,089'Optical printing head'19944,734,714'Optical print head with LED diode array'19884,733,127'Unit of arrayed light emitting diodes'19884,633,280'Unit of light emitting diode arrays'19864,605,944'LED array device for printer'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1994Patents assigned to SANYO ELECTRIC CO (5)· patent assignee history
1986–1988Patents assigned to TOKYO SANYO ELECTRIC CO (4)· patent assignee history
1986–1994Based in Tottori, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANYO ELECTRIC CO51986–1994
TOKYO SANYO ELECTRIC CO41986–1988
Locations
LocationPatentsSpan
Tottori, JP51986–1994