Inventor
WADA TAKASUMI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “WADA TAKASUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
14 patentsUS7755809B2Jul 13, 2010
Laser scanning optical system and image forming apparatus
SHARP KK24 citations92
US7049756B2May 23, 2006
Capacitive load driving circuit, capacitive load driving method, and apparatus using the same
SHARP KK35 citations92
US5600355AFeb 4, 1997
Color image forming apparatus by direct printing method with flying toner
SHARP KK39 citations92
US5559586ASep 24, 1996
Image forming device having control grid with applied voltage of the same polarity as toner
SHARP KK33 citations92
US5398102AMar 14, 1995
Electrophotographic copier and charging means used therefor
SHARP KK29 citations92
US5471283ANov 28, 1995
Device for preventing breakdown of contact charger for use in electrophotographic printing machine
SHARP KK12 citations73
US7791633B2Sep 7, 2010
Optical scanning unit and image forming apparatus
SHARP KK2 citations62
US6447101B1Sep 10, 2002
Image forming device
SHARP KK2 citations62
US5767879AJun 16, 1998
Image forming apparatus
SHARP KK5 citations62
US5298945AMar 29, 1994
Electrophotographic printing machine
SHARP KK4 citations62
US5797062AAug 18, 1998
Measuring device for amount of charge of developer
SHARP KK4 citations61
US5486900AJan 23, 1996
Measuring device for amount of charge of toner and image forming apparatus having the measuring device
SHARP KK6 citations61
US5546169AAug 13, 1996
Copying machine with image superposition capability
SHARP KK1 citations51
US7619799B2Nov 17, 2009
Light scanning device and image forming apparatus using the same
SHARP KK0 citations42
KYOCERA CORP
3 patentsUS4780741AOct 25, 1988
Method and apparatus for forming toner layer
KYOCERA CORP61 citations95
US5374949ADec 20, 1994
Image forming apparatus
KYOCERA CORP51 citations90
US5812160ASep 22, 1998
Image forming apparatus with improved assemblies for tore carrier, toner passage control device and backing electrode
KYOCERA CORP7 citations71