Inventor
NAGAHAMA HITOSHI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “NAGAHAMA HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
28 patentsUS7522866B2Apr 21, 2009
Developer container and image forming apparatus
SHARP KK21 citations92
US7218866B2May 15, 2007
Developer container and image forming apparatus
SHARP KK38 citations92
US5981129ANov 9, 1999
Electrophotographic toner and method of manufacturing same
SHARP KK26 citations90
US7035574B2Apr 25, 2006
Developer container and image forming apparatus
SHARP KK15 citations84
US7346285B2Mar 18, 2008
Image forming apparatus, content measurement method, and method of controlling rotation of rotating member in image forming apparatus
SHARP KK7 citations74
US6266507B1Jul 24, 2001
Developing device having low turbulence developer flow
SHARP KK13 citations73
US6317576B1Nov 13, 2001
Electrophotographic developing unit
SHARP KK10 citations72
US6103439AAug 15, 2000
Toner used for electrophotography
SHARP KK7 citations72
US7010236B2Mar 7, 2006
Equipment unit with imperceptible information recorded thereon being used with an image forming device and an image forming device comprising the same
SHARP KK9 citations71
US6957024B2Oct 18, 2005
Image forming device, toner and copy
SHARP KK11 citations71
US7509072B2Mar 24, 2009
Image forming apparatus
SHARP KK5 citations63
US7130566B2Oct 31, 2006
Developer container and image forming apparatus
SHARP KK3 citations63
US7024135B2Apr 4, 2006
Developer container and image forming apparatus
SHARP KK4 citations63
US6444388B1Sep 3, 2002
Toner for developing electrostatic latent image
SHARP KK2 citations62
US6004713ADec 21, 1999
Toner, Developer, and process for producing the same
SHARP KK5 citations62
US5976751ANov 2, 1999
Electrophotographic printing-use toner
SHARP KK2 citations61
US7514193B2Apr 7, 2009
Developing toner for electrostatic latent images, imaging forming method and image forming apparatus
SHARP KK2 citations56
US7489890B2Feb 10, 2009
Color image forming apparatus with differing toner time constants
SHARP KK2 citations56
US9992369B2Jun 5, 2018
Image forming apparatus having display section displaying environmental certification information during startup and being foldable into a generally flush accommodated state
SHARP KK0 citations52
US6284422B1Sep 4, 2001
Toner for developing electrostatic latent images and image-forming apparatus
SHARP KK1 citations52
US10452020B2Oct 22, 2019
Toner cartridge supporting apparatus, image forming apparatus using the same, and toner cartridge supporting method
SHARP KK0 citations51
US10162285B2Dec 25, 2018
Toner cartridge supporting apparatus, image forming apparatus using the same, and toner cartridge supporting method
SHARP KK0 citations51
US6455216B2Sep 24, 2002
Toner for developing electrostatic latent images, method for forming images and apparatus for forming images
SHARP KK0 citations51
US7548714B2Jun 16, 2009
Developer container and image forming apparatus
SHARP KK0 citations42
US9291988B2Mar 22, 2016
Image forming apparatus including cartridge position detector
SHARP KK0 citations40
US7706725B2Apr 27, 2010
Full-color image forming apparatus having variable power light source
SHARP KK0 citations39
US6177224B1Jan 23, 2001
Method of manufacturing electrophotographic toner
SHARP KK0 citations39
US7751756B2Jul 6, 2010
Color image forming method and color image forming apparatus
SHARP KK0 citations34
ISHIGURO YASUYUKI
3 patentsUS8730494B2May 20, 2014
Image forming apparatus including display device
ISHIGURO YASUYUKI3 citations62
US9152967B2Oct 6, 2015
Image forming apparatus, consumables ordering system and consumables ordering method
ISHIGURO YASUYUKI0 citations41
US8731441B2May 20, 2014
Charging roller and image forming apparatus
ISHIGURO YASUYUKI0 citations41