P

Inventor

KAWAHARA SHINICHI

JP41 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARA SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

20 patents
US6522855B1Feb 18, 2003

Image forming apparatus and developing apparatus preventing uneven image density

RICOH KK161 citations99
US6337957B1Jan 8, 2002

Image forming apparatus and developing device with improved self toner density control

RICOH KK191 citations99
US5493365AFeb 20, 1996

Operating section for an image forming apparatus

RICOH KK64 citations96
US5909609AJun 1, 1999

Image forming apparatus with provisions for supplying toner therein

RICOH KK84 citations94
US7463845B2Dec 9, 2008

Charging device having a first and second pressure with a cleaning member, and process cartridge and image forming apparatus including the charging device

RICOH KK20 citations93
US6807390B2Oct 19, 2004

Image forming apparatus

RICOH KK37 citations93
US7035582B2Apr 25, 2006

Image forming apparatus and process cartridge including lubricant applying device that prevents waste of lubricant

RICOH KK28 citations92
US7826786B2Nov 2, 2010

Image forming apparatus, lubricant applying device, transfer device, process cartridge, and toner

RICOH KK17 citations84
US7725069B2May 25, 2010

Image forming apparatus and process unit for effectively applying lubricant and cleaning an image carrier

RICOH KK12 citations84
US7463852B2Dec 9, 2008

Image forming apparatus having a developer conveying system and associated methodology

RICOH KK12 citations84
US7315723B2Jan 1, 2008

Method and apparatus for image forming capable of effectively transporting toner

RICOH KK10 citations84
US7292816B2Nov 6, 2007

Method and apparatus for electrophotographic image forming capable of effectively removing residual toner, a cleaning mechanism used therein, a process cartridge including the cleaning mechanism used in the apparatus, and toner used in the apparatus

RICOH KK16 citations84
US6895209B2May 17, 2005

Cleaning device and image forming apparatus using the same

RICOH KK15 citations84
US6813467B2Nov 2, 2004

Image forming apparatus

RICOH KK15 citations84
US7542712B2Jun 2, 2009

Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridge

RICOH KK15 citations83
US7496323B2Feb 24, 2009

Lubricant applying unit, process cartridge, and image forming apparatus

RICOH KK11 citations83
US7209698B2Apr 24, 2007

Method and apparatus for image forming capable of using minuscule spherical particles of toner, a process cartridge in use for the apparatus and a toner used in the image forming for obtaining an image with a high thin line reproducibility

RICOH KK13 citations83
US7391991B2Jun 24, 2008

Process cartridge and image forming apparatus

RICOH KK10 citations80
US6961535B2Nov 1, 2005

Image forming apparatus

RICOH KK7 citations74
US7106991B2Sep 12, 2006

Process cartridge smoothly and stably attached to and detached from an image forming apparatus, and an image forming apparatus including the process cartridge

RICOH KK9 citations73

KAWAHARA SHINICHI

4 patents

RICOH CO LTD

2 patents

KUDO NORIO

2 patents

TOMITA DAISUKE

2 patents

SHINTANI TAKESHI

2 patents

KOSUGE AKIO

2 patents

TOSHIBA KK

1 patent

KUMA KAZUOSA

1 patent

SUDO KAZUHISA

1 patent

HATORI SATOSHI

1 patent

GOTOH RYOHTA

1 patent

FUJITSU FSAS INC

1 patent

KUWABARA NOBUO

1 patent