Inventor
MURAISHI TAKAYA
JP29 patents
⚠️ This page may combine multiple inventors who share the name “MURAISHI TAKAYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
10 patentsUS5946529AAug 31, 1999
Image forming apparatus using a roller type charging system
RICOH KK53 citations96
US5878317AMar 2, 1999
Electrophotographic method and apparatus including a toner recycle feature
RICOH KK85 citations96
US5799229AAug 25, 1998
Toner spreading device for a charging roller of an image forming apparatus
RICOH KK69 citations96
US5594539AJan 14, 1997
Paper guide device for image forming apparatus
RICOH KK54 citations93
US6628912B2Sep 30, 2003
Charge roller for an image forming apparatus and method of producing the same
RICOH KK28 citations92
US6088551AJul 11, 2000
Charging device for image forming apparatus
RICOH KK28 citations92
US7756439B2Jul 13, 2010
Image forming apparatus and process cartridge used therein
RICOH KK11 citations84
US7680446B2Mar 16, 2010
Cleaning device, process cartridge and image forming apparatus
RICOH KK12 citations84
US7263308B2Aug 28, 2007
Cleaning member, cleaning device, charging device, transfer device, process cartridge, and image forming apparatus
RICOH KK13 citations81
US5194050AMar 16, 1993
Positioning device for an endless belt
RICOH KK17 citations73
RICOH CO LTD
7 patentsUS8000627B2Aug 16, 2011
Charging device, process cartridge, image forming apparatus, and toner
RICOH CO LTD10 citations84
US7899383B2Mar 1, 2011
Lubricating device, lubricant applicator, and priming agent used therewith
RICOH CO LTD8 citations84
US7894758B2Feb 22, 2011
Image forming apparatus, image forming device charging device and lubricant supplying device constitution
RICOH CO LTD7 citations84
US7873291B2Jan 18, 2011
Image forming apparatus and process cartridge including charging bias adjustment control
RICOH CO LTD8 citations84
US7949281B2May 24, 2011
Process cartridge and image forming apparatus for effectively cleaning a charging roller at predetermined intervals
RICOH CO LTD3 citations63
US7835683B2Nov 16, 2010
Cleaning unit, image carrying unit and image forming apparatus using the same
RICOH CO LTD4 citations63
US7995947B2Aug 9, 2011
Image forming apparatus, and charging device and process cartridge used in the image forming apparatus
RICOH CO LTD0 citations52
SHINTANI TAKESHI
3 patentsUS8315535B2Nov 20, 2012
Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating the cleaning unit
SHINTANI TAKESHI3 citations61
US8095059B2Jan 10, 2012
Image forming apparatus with coating mode
SHINTANI TAKESHI2 citations61
US8280293B2Oct 2, 2012
Image forming apparatus
SHINTANI TAKESHI0 citations40