P

Inventor

HASEGAWA KAZUHIRO

JP104 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

17 patents
US7200354B2Apr 3, 2007

Image heating apparatus

CANON KK53 citations96
US6442355B2Aug 27, 2002

Developer density controlling apparatus including target density information detection and toner image density detection

CANON KK26 citations93
US6075954AJun 13, 2000

Toner density control device

CANON KK25 citations93
US6067433AMay 23, 2000

Developing apparatus for regulating the amount of developer in the vicinity of repulsive magnetic pole

CANON KK34 citations93
US7844208B2Nov 30, 2010

Image heating apparatus

CANON KK35 citations92
US7596348B2Sep 29, 2009

Image heating apparatus

CANON KK34 citations92
US7466950B2Dec 16, 2008

Image heating apparatus with related image heating member and heat pipe

CANON KK46 citations92
US7457576B2Nov 25, 2008

Image heating apparatus

CANON KK50 citations92
US7406288B2Jul 29, 2008

Image heating apparatus including pads and belts forming a pressurized nip

CANON KK15 citations92
US7792477B2Sep 7, 2010

Image heating apparatus including pads and belts forming a pressurized nip

CANON KK9 citations84
US7697881B2Apr 13, 2010

Image forming apparatus

CANON KK9 citations84
US7542711B2Jun 2, 2009

Image heating device

CANON KK10 citations84
US6937828B2Aug 30, 2005

Duplex image forming apparatus with control of heat supplied by fixing member

CANON KK12 citations84
US7050748B2May 23, 2006

Fixing apparatus and image forming apparatus having the same

CANON KK9 citations74
US7024144B2Apr 4, 2006

Fixing apparatus and image forming apparatus having the same

CANON KK7 citations74
US6421520B2Jul 16, 2002

Developing apparatus having magnetic lower limit domain between repulsion magnetic fields

CANON KK8 citations74
US5999777ADec 7, 1999

Image forming apparatus capable of temporarily breaking the contact between the developer and the photosensitive drum with use of electric field

CANON KK8 citations74

SHOWA IKA KOGYO CO LTD

4 patents

OLYMPUS OPTICAL CO

4 patents

FUJI PHOTO FILM CO LTD

4 patents

OLYMPUS CORP

3 patents

SANYO ELECTRIC CO

3 patents

FUJIFILM CORP

3 patents

AJINOMOTO KK

3 patents

TAIWA CO LTD

2 patents

OLYMPUS AMERICA INC

1 patent

KAWASAKI STEEL CO

1 patent

ITO HIROYA

1 patent

OTAGAKI TAKAYASU

1 patent

(unassigned)

1 patent

NISSAN MOTOR

1 patent

STANLEY ELECTRIC CO LTD

1 patent

Showing the top 50 of 104 patents by PatentIndex Score.