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Inventor

Hiromitsu Koizumi

Inventor
Saitama, JP

Overview

16→
Patents
1993–2011
Patent span
Physics
Primary field (CPC G)

Patents· 16 as inventor

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

G03Gprimary
G03GElectrography71%
LOC1624%
B41JTypewriters6%
PatentTitleYear
7,912,409'Toner cartridge'20117,647,010'Toner cartridge and image forming apparatus'20107,643,777'Toner cartridge'20107,529,511'Toner cartridge'2009D0549274'Toner cartridge'2007D0548276'Toner cartridge'2007D0548277'Toner cartridge'20077,155,148'Image forming apparatus'20066,785,494'Image formation apparatus and charger used therewith'20046,738,590'Image forming apparatus with detachable image forming unit assembly'20046,594,461'Charger and image formation apparatus using the charger'2003D0458299'Image forming apparatus'20026,069,646'Image forming apparatus providing frame support for an optical scanning unit'20005,287,143'Image forming apparatus with moveable cover'19945,268,724'Transfer apparatus providing improved transfer material guidance along a feed path to an electrophotographic image carrier'19935,267,001'Image forming cartridge'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2011Patents assigned to FUJI XEROX CO LTD (16)· patent assignee history
1993–2011Based in Saitama, JP· patent location history
2000–2004Based in Iwatsuki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI XEROX CO LTD161993–2011
Locations
LocationPatentsSpan
Saitama, JP111993–2011
Iwatsuki, JP52000–2004