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Inventor

Yoshitomo Koga

Inventor
Tokyo, JP

Overview

4→
Patents
1983–1993
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G03Gprimary
G03GElectrography80%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
5,239,345'Image forming apparatus having function of dust removal'19935,235,389'Replaceable toner cartridge with internal stirring member, and electrophotographic printer employing the same'19935,132,734'Developing apparatus'19924,417,803'Pressure fixing device'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1993Patents assigned to OKI ELECTRIC IND CO LTD (4)· patent assignee history
1983–1993Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OKI ELECTRIC IND CO LTD41983–1993
Locations
LocationPatentsSpan
Tokyo, JP41983–1993