P

Inventor

YAKUSHIJI GAKU

JP15 patents
⚠️ This page may combine multiple inventors who share the name “YAKUSHIJI GAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRIDGESTONE CORP

14 patents
US7321459B2Jan 22, 2008

Image display device and method

BRIDGESTONE CORP471 citations99
US7236291B2Jun 26, 2007

Particle use for image display media, image display panel using the particles, and image display device

BRIDGESTONE CORP498 citations97
US7705823B2Apr 27, 2010

Image display unit

BRIDGESTONE CORP42 citations92
US7646530B2Jan 12, 2010

Particle and device for image display

BRIDGESTONE CORP34 citations92
US7525719B2Apr 28, 2009

Particles and device for displaying image

BRIDGESTONE CORP38 citations92
US5475473ADec 12, 1995

Electric charging member and electric charging apparatus

BRIDGESTONE CORP21 citations92
US5434653AJul 18, 1995

Developing roller and apparatus

BRIDGESTONE CORP52 citations92
US7495819B2Feb 24, 2009

Method of manufacturing image display panel, method of manufacturing image display device, and image display device

BRIDGESTONE CORP33 citations91
US5982606ANov 9, 1999

Electric charging member and electric charging apparatus

BRIDGESTONE CORP27 citations89
US7224510B2May 29, 2007

Reversible image display sheet and image display

BRIDGESTONE CORP12 citations84
US6555210B1Apr 29, 2003

Charging member and charging device

BRIDGESTONE CORP16 citations84
US6810225B2Oct 26, 2004

Conductive member and electrophotographic apparatus incorporating the conductive member

BRIDGESTONE CORP18 citations83
US7443564B2Oct 28, 2008

Particles for display media and information display panel using the particles

BRIDGESTONE CORP0 citations51
US7311969B2Dec 25, 2007

Semiconductive member and electrophotographic apparatus

BRIDGESTONE CORP1 citations51

KAGA NORIHIKO

1 patent