P

Inventor

YAMAGUCHI CHISEKI

JP24 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI CHISEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC CORP

18 patents
US5666627ASep 9, 1997

Fixing device which utilizes heat generated by electromagnetic induction

NEC CORP71 citations96
US5974289AOct 26, 1999

Color image forming apparatus

NEC CORP21 citations92
US5966561AOct 12, 1999

Color-image forming apparatus having intermediate transfer member and controller for controlling the transfer bias

NEC CORP27 citations92
US5761591AJun 2, 1998

Developing apparatus with means for carrying developer by utilizing the action of electric field curtain

NEC CORP20 citations92
US6049350AApr 11, 2000

Color image forming apparatus

NEC CORP16 citations84
US5745255AApr 28, 1998

Electrophotographic digital printer having data expansion means responsive to desired image quality and type of recording medium used

NEC CORP19 citations84
US6330406B1Dec 11, 2001

Toner concentration detecting apparatus including power supply for applying reversible voltage to the toner

NEC CORP11 citations74
US6282392B1Aug 28, 2001

Image formation apparatus

NEC CORP11 citations74
US6269233B1Jul 31, 2001

Liquid developer imaging apparatus having extended photo-conductor life

NEC CORP12 citations74
US6020866AFeb 1, 2000

Method and display panel for displaying color image

NEC CORP6 citations74
US5995778ANov 30, 1999

Apparatus and method for detecting toner density in a liquid developer

NEC CORP7 citations74
US5616416AApr 1, 1997

Method and display panel for displaying color image

NEC CORP6 citations74
US5615405AMar 25, 1997

Electrophotographic image forming apparatus which reduces an area for installing the apparatus

NEC CORP7 citations74
US5974291AOct 26, 1999

Image forming apparatus and image forming method using selective exposure and removal of liquid developer

NEC CORP2 citations63
US5970287AOct 19, 1999

Charging device for charging charged body in non-contact state

NEC CORP4 citations63
US5614290AMar 25, 1997

Method and apparatus for displaying color image

NEC CORP6 citations63
US6097413AAug 1, 2000

Color image forming device capable of achieving a uniform and stable image quality for various recording media

NEC CORP1 citations52
US5589867ADec 31, 1996

Method and apparatus for forming an image on a recording medium

NEC CORP0 citations52

FUJI XEROX CO LTD

2 patents

U TEC CORP

1 patent

HIRAOKA H I LAB CO LTD

1 patent

JAPAN IMAGING SYST KK

1 patent

YAMAGUCHI CHISEKI

1 patent