P

Inventor

ISHIDA TOSHIHISA

JP21 patents

Patents

21 patents
US5826136AOct 20, 1998

Image stabilizing method for use in an image forming apparatus

SHARP KK19 citations92
US5981129ANov 9, 1999

Electrophotographic toner and method of manufacturing same

SHARP KK26 citations90
US5923922AJul 13, 1999

Image forming apparatus with flying toner detecting device

SHARP KK22 citations90
US5839018ANov 17, 1998

Toner density control for an image forming apparatus

SHARP KK39 citations90
US5734948AMar 31, 1998

Image stabilizer

SHARP KK11 citations73
US6317576B1Nov 13, 2001

Electrophotographic developing unit

SHARP KK10 citations72
US6103439AAug 15, 2000

Toner used for electrophotography

SHARP KK7 citations72
US5923920AJul 13, 1999

Image forming apparatus for controlling processing conditions in image forming process by detection of tiner patch density formed on photoreceptor surface

SHARP KK12 citations72
US7011920B2Mar 14, 2006

Non-magnetic mono-component toner and developing method with the same

SHARP KK10 citations71
US5266433ANov 30, 1993

Developer for electrophotography

SHARP KK7 citations67
US7524600B2Apr 28, 2009

Electrophotographic toner

SHARP KK4 citations62
US6004713ADec 21, 1999

Toner, Developer, and process for producing the same

SHARP KK5 citations62
US5565294AOct 15, 1996

Electrostatic charge image-developing toner with polyethylene additive

SHARP KK4 citations62
US6783906B2Aug 31, 2004

Image forming apparatus

SHARP KK4 citations61
US6110635AAug 29, 2000

Toner for electrophotography and a production method thereof

SHARP KK2 citations61
US5976751ANov 2, 1999

Electrophotographic printing-use toner

SHARP KK2 citations61
US5082761AJan 21, 1992

Set of electrophotographic toners

SHARP KK5 citations59
US5358819AOct 25, 1994

Developer for electrophotography

SHARP KK2 citations57
US6066423AMay 23, 2000

Toner for electrophotography

SHARP KK0 citations51
US6864031B2Mar 8, 2005

Electrophotographic developer and image-forming method using the developer

SHARP KK0 citations41
US7601475B2Oct 13, 2009

Carrier and developing agent for electrophotography

SHARP KK0 citations39