Inventor
MIYAMOTO SATORU
JP40 patents
⚠️ This page may combine multiple inventors who share the name “MIYAMOTO SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
13 patentsUS5840456ANov 24, 1998
Color toner comprising two binder resins of differing softening point
RICOH KK125 citations98
US6432590B1Aug 13, 2002
Electrophotographic toner and image forming method using the toner
RICOH KK72 citations94
US5380616AJan 10, 1995
Toner for developing latent electrostatic images
RICOH KK56 citations94
US5975446ANov 2, 1999
Pulverizing apparatus
RICOH KK38 citations93
US5998074ADec 7, 1999
Color toner and manufacturing method thereof and image forming method using the color toner
RICOH KK19 citations92
US5919592AJul 6, 1999
Yellow toner for color electrophotography
RICOH KK19 citations92
US7753296B2Jul 13, 2010
Pulverization/classification apparatus for manufacturing powder, and method for manufacturing powder using the pulverization/classification apparatus
RICOH KK8 citations84
US7577377B2Aug 18, 2009
Developing device, process cartridge and image forming apparatus including the same
RICOH KK7 citations74
US6638676B2Oct 28, 2003
Full color image forming method, and toner and intermediate transfer material for the method
RICOH KK5 citations74
US6562538B2May 13, 2003
Full color image forming method, and toner and intermediate transfer material for the method
RICOH KK6 citations74
US6355389B1Mar 12, 2002
Full color image forming method, and toner and intermediate transfer material for the method
RICOH KK9 citations74
US7340202B2Mar 4, 2008
Image forming apparatus and process cartridge for use therewith
RICOH KK6 citations63
US6194118B1Feb 27, 2001
Color toner and manufacturing method thereof and image forming method using the color toner
RICOH KK3 citations62
HITACHI LTD
10 patentsUS5146133ASep 8, 1992
Electron gun for color cathode ray tube
HITACHI LTD24 citations92
US4978886ADec 18, 1990
Electron gun for use in color cathode ray tube having a plurality of grid electrodes
HITACHI LTD8 citations70
US5241237AAug 31, 1993
Electron gun and cathode-ray tube
HITACHI LTD6 citations63
US6495952B1Dec 17, 2002
Cathode ray tube having an internal voltage-dividing resistor
HITACHI LTD2 citations62
US6445117B1Sep 3, 2002
Cathode ray tube having an internal voltage-divider resistor
HITACHI LTD5 citations62
US6476544B1Nov 5, 2002
Color cathode ray tube
HITACHI LTD4 citations61
US6433469B1Aug 13, 2002
Cathode ray tube having an internal voltage-dividing resistor
HITACHI LTD4 citations61
US6294872B1Sep 25, 2001
Cathode ray tube
HITACHI LTD6 citations61
US4354138AOct 12, 1982
Television camera tube with electrostatic focusing and magnetic deflection
HITACHI LTD0 citations51
US4330734AMay 18, 1982
Image pickup tube with mesh electrode support
HITACHI LTD0 citations42
SEIKO EPSON CORP
9 patentsUS7885554B2Feb 8, 2011
Developing device, image forming apparatus, image forming system, cartridge, developing unit and photoconductor unit
SEIKO EPSON CORP46 citations92
US7289747B2Oct 30, 2007
Image forming apparatus
SEIKO EPSON CORP9 citations73
US6985684B2Jan 10, 2006
Image forming apparatus having preset developer unit replacement positions and a locking device
SEIKO EPSON CORP7 citations73
US6748188B2Jun 8, 2004
Rotary developing apparatus
SEIKO EPSON CORP8 citations73
US8910899B2Dec 16, 2014
Core tube holding device and image recording device
SEIKO EPSON CORP3 citations63
US7852509B2Dec 14, 2010
Image forming apparatus and image forming system
SEIKO EPSON CORP4 citations63
US6963710B2Nov 8, 2005
Rotary developing apparatus
SEIKO EPSON CORP0 citations52
US11838470B2Dec 5, 2023
Reading apparatus, control method of reading apparatus, and complex machine
SEIKO EPSON CORP0 citations47
US9566796B2Feb 14, 2017
Liquid supply device and liquid ejection device
SEIKO EPSON CORP0 citations47
SHARP KK
3 patentsUS5698822ADec 16, 1997
Input and display apparatus for handwritten characters
SHARP KK179 citations97
US6327046B1Dec 4, 2001
Electronic mail processing apparatus and method therefor
SHARP KK125 citations96
US5644722AJul 1, 1997
Schedule-managing apparatus being capable of moving or copying a schedule of a date to another date
SHARP KK24 citations92
RICOH CO LTD
3 patentsUS7958988B2Jun 14, 2011
Conveying device and image forming apparatus
RICOH CO LTD8 citations84
US8014704B2Sep 6, 2011
Developing agent storage device and image forming apparatus having same in which the chargeability level of the toner, storage device, and carrier have a specific relationship
RICOH CO LTD3 citations62
US7890028B2Feb 15, 2011
Developing device and image forming apparatus comprising the same
RICOH CO LTD5 citations62