P

Inventor

ASUWA KENJI

JP13 patents
⚠️ This page may combine multiple inventors who share the name “ASUWA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH PRINTING SYS LTD

6 patents
US7227562B2Jun 5, 2007

Electrophotograhic apparatus

RICOH PRINTING SYS LTD12 citations84
US7209681B2Apr 24, 2007

Electrophotographic apparatus for forming a color image utilizing LED array exposure devices

RICOH PRINTING SYS LTD11 citations84
US6895211B2May 17, 2005

Electrophotographic apparatus

RICOH PRINTING SYS LTD13 citations84
US7167670B2Jan 23, 2007

Electro-photographic apparatus with a heating roller and pressurizing member

RICOH PRINTING SYS LTD14 citations83
US7136615B2Nov 14, 2006

Heat fixing unit with improved belt handling

RICOH PRINTING SYS LTD12 citations80
US7224915B2May 29, 2007

Image forming apparatus and image forming unit

RICOH PRINTING SYS LTD0 citations41

HITACHI LTD

4 patents
US6871036B2Mar 22, 2005

Belt driving apparatus and image forming apparatus using the same

HITACHI LTD23 citations92
US6496672B2Dec 17, 2002

Image production apparatus

HITACHI LTD14 citations83
US6553206B2Apr 22, 2003

Image forming apparatus

HITACHI LTD8 citations72
US6603942B2Aug 5, 2003

Image forming apparatus having belt-shaped carrier

HITACHI LTD4 citations62

RICOH KK

1 patent
US7831182B2Nov 9, 2010

Developing device, image forming apparatus, and development error detecting method

RICOH KK7 citations72

MIYADERA TATSUYA

1 patent
US8194266B2Jun 5, 2012

Positional error detection method and apparatus, and computer-readable storage medium

MIYADERA TATSUYA5 citations62

HITACHI PRINTING SOLUTIONS LTD

1 patent
US6882819B2Apr 19, 2005

Image forming apparatus for printing an image on both sides of a recording medium

HITACHI PRINTING SOLUTIONS LTD1 citations52