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Inventor

Jun-ichi Koiso

Inventor
Hachioji, JP

Overview

7→
Patents
1990–1993
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G03Gprimary
G03GElectrography67%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
5,258,815'Fixing apparatus'1993D0320810'Toner cartridge for copier'19915,029,316'Toner seal method and apparatus in electrophotographic recording apparatus'19915,020,697'Image recording apparatus having toner reservoir'19915,021,830'Electrostatic recording apparatus'19914,963,940'Toner cartridge for a copying apparatus'19904,941,022'Toner recovery device'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1993Patents assigned to KONISHIROKU PHOTO IND (6)· patent assignee history
1990–1993Based in Hachioji, JP· patent location history
1991Patents assigned to KONICA CORP (1)· patent assignee history
1991Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONISHIROKU PHOTO IND61990–1993
KONICA CORP11991
Locations
LocationPatentsSpan
Hachioji, JP51990–1993
Tokyo, JP21991