Image forming apparatus

Electrophotography – Diagnostics – Consumable

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C399S254000

Reexamination Certificate

active

07978988

ABSTRACT:
An image forming apparatus, which has a plurality of image forming units, comprises a plurality of cartridges adapted to supply developer; a plurality of supply members adapted to supply developer to the image forming units from a plurality of the cartridges; a drive unit adapted to drive a plurality of the supply members; and a control unit adapted to supply developer from a plurality of the cartridges by selectively operating a plurality of the supply members based on the amount of developer accommodated in the cartridges.

REFERENCES:
patent: 4977428 (1990-12-01), Sakakura et al.
patent: 5530527 (1996-06-01), Fukasawa et al.
patent: 2006/0165423 (2006-07-01), Nishitani et al.
patent: 1-297677 (1989-11-01), None
patent: 2002-369588 (2002-12-01), None
patent: 2004-118028 (2004-04-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Image forming apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Image forming apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Image forming apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2636191

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.