P

Inventor

WATANABE NAOTO

JP175 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE NAOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

17 patents
US7072602B2Jul 4, 2006

Image forming apparatus and image forming unit

RICOH KK122 citations99
US7162189B2Jan 9, 2007

Method and apparatus of image forming and process cartridge included in the apparatus

RICOH KK53 citations96
US7545547B2Jun 9, 2009

Scanning unit and image forming apparatus

RICOH KK37 citations93
US7146122B2Dec 5, 2006

Image forming apparatus and image forming unit

RICOH KK15 citations93
US7062207B2Jun 13, 2006

Powder transport apparatus and image forming apparatus that can stabilize replenishment of powder

RICOH KK26 citations93
US7616909B2Nov 10, 2009

Image forming apparatus and image forming method

RICOH KK21 citations92
US7260335B2Aug 21, 2007

Image-information detecting device and image forming apparatus

RICOH KK24 citations92
US7251420B2Jul 31, 2007

Method and apparatus for image forming capable of effectively detecting toner density

RICOH KK42 citations92
US7228081B2Jun 5, 2007

Method and apparatus for image forming capable of controlling image-forming process conditions

RICOH KK37 citations92
US7136610B2Nov 14, 2006

Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself

RICOH KK38 citations92
US6798996B2Sep 28, 2004

Image forming apparatus

RICOH KK22 citations90
US7796902B2Sep 14, 2010

Image forming condition adjustment control for image forming apparatus

RICOH KK11 citations84
US7778560B2Aug 17, 2010

Image forming apparatus and method of adjusting charge bias

RICOH KK10 citations84
US7687762B2Mar 30, 2010

Monitoring device, light source device, optical scanning device, and image forming apparatus having an aperture member for shaping a beam diameter of a monitoring light beam

RICOH KK12 citations84
US7551866B2Jun 23, 2009

Image forming method and apparatus with improved conversion capability of amount of toner adhesion

RICOH KK8 citations84
US7548704B2Jun 16, 2009

Image forming apparatus effectively conducting a process control

RICOH KK8 citations84
US7493058B2Feb 17, 2009

Image forming apparatus and toner concentration controlling method

RICOH KK13 citations84

CANON KK

11 patents

TOSHIBA KK

7 patents

RICOH CO LTD

3 patents

TOYO SEIKAN KAISHA LTD

2 patents

CANON FINETECH INC

2 patents

HERAEUS QUARZGLAS

1 patent

ISHIKAWAJIMA HARIMA HEAVY IND

1 patent

YOSHIKAWA TADAYOSHI

1 patent

HITACHI METALS LTD

1 patent

WATANABE NAOTO

1 patent

MIYAKE TOSHIYUKI

1 patent

ARAI NOBUYUKI

1 patent

ITAMI YUKIO

1 patent

Showing the top 50 of 175 patents by PatentIndex Score.