P

Inventor

KOSUGI HIDEKI

JP54 patents
⚠️ This page may combine multiple inventors who share the name “KOSUGI HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

23 patents
US6347212B1Feb 12, 2002

Image forming apparatus having improved image carrier cleaning

RICOH KK91 citations98
US6795676B2Sep 21, 2004

Sheet wrapping avoidable fixing apparatus and image forming apparatus

RICOH KK46 citations96
US6115576ASep 5, 2000

Image forming apparatus using a developing liquid and including an intermediate transfer body

RICOH KK69 citations96
US5923930AJul 13, 1999

Apparatus for controlling density of liquid developing solution and apparatus for forming images

RICOH KK84 citations96
US6721532B2Apr 13, 2004

Fixing device capable of changing smoothness of surface of toner of fixed toner image on sheet and image forming apparatus using said fixing device

RICOH KK36 citations93
US7620336B2Nov 17, 2009

Apparatus and method for fixing an image

RICOH KK21 citations92
US7343126B2Mar 11, 2008

Image forming apparatus including a transfer belt having image forming units disposed thereabout

RICOH KK15 citations92
US7212753B2May 1, 2007

Image forming apparatus and process cartridge

RICOH KK23 citations92
US7203452B2Apr 10, 2007

Tandem image forming device having a side-by-side arrangement of image forming sections

RICOH KK28 citations92
US6757512B2Jun 29, 2004

Tandem image forming device, image forming apparatus and method for using the same

RICOH KK32 citations92
US6947682B2Sep 20, 2005

Image forming apparatus for reducing toner scatter

RICOH KK26 citations91
US7734233B2Jun 8, 2010

Development device, process cartridge, and image forming apparatus

RICOH KK8 citations84
US7693471B2Apr 6, 2010

Sheet wrapping avoidable fixing apparatus and image forming apparatus

RICOH KK9 citations84
US7693466B2Apr 6, 2010

Method for arranging image forming sections

RICOH KK11 citations84
US7412190B2Aug 12, 2008

Developing apparatus, process cartridge, and image forming apparatus

RICOH KK14 citations84
US7155152B2Dec 26, 2006

Method of image transfer, method of and apparatus for image forming

RICOH KK16 citations83
US7346305B2Mar 18, 2008

Sheet wrapping avoidable fixing apparatus and image forming apparatus

RICOH KK6 citations74
US7224928B2May 29, 2007

Sheet wrapping avoidable fixing apparatus and image forming apparatus

RICOH KK6 citations74
US7783235B2Aug 24, 2010

Hopping toner development apparatus and image formation apparatus

RICOH KK5 citations63
US7725056B2May 25, 2010

Triboelectric charging device and field assisted toner transporter

RICOH KK2 citations63
US7613419B2Nov 3, 2009

Image forming apparatus and image forming method characterized by a particular nip time

RICOH KK4 citations63
US7724394B2May 25, 2010

Image forming apparatus and image forming method using pseudo half tone processing with different resolutions

RICOH KK5 citations62
US7702265B2Apr 20, 2010

Developing unit and image forming apparatus

RICOH KK1 citations52

RICOH CO LTD

7 patents

KIKUCHI TEPPEI

4 patents

NODERA KENTARO

4 patents

NAKAGAWA YOSHINORI

2 patents

FUJIMORI AKIRA

2 patents

HIROTA TETSURO

2 patents

KADOTA ICHIRO

1 patent

ISHII YASUYUKI

1 patent

YURA JUN

1 patent

SEKI HIDEYASU

1 patent

KIKUCHI HISASHI

1 patent

TAKAHASHI TOMOKO

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.