Assignee
TAKEYAMA YOSHIFUMI
JP·3 granted patents·5 citations·filing 2009–2010
Technology mixG03G3
Top patents by PatentIndex Score
3 records- 0173US8417152B2Process cartridge and image forming apparatusTAKEYAMA YOSHIFUMI·Filed 2009·Granted Apr 9, 2013·4 cites·12 claims
- 0257US8190058B2Drum cartridge including detachable spacer member and electrophotographic image forming apparatusTAKEYAMA YOSHIFUMI·Filed 2009·Granted May 29, 2012·1 cites·6 claims
- 0352US8666279B2Image forming apparatus having process cartridge guide portionsTAKEYAMA YOSHIFUMI·Filed 2010·Granted Mar 4, 2014·0 cites·5 claims
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