P

Inventor

SATO TAICHI

JP123 patents
⚠️ This page may combine multiple inventors who share the name “SATO TAICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

16 patents
US9274442B2Mar 1, 2016

Electrophotographic image forming apparatus having charge transport layer with matrix-domain structure and charging member having concavity and protrusion

CANON KK31 citations94
US10303085B2May 28, 2019

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK17 citations86
US10203617B2Feb 12, 2019

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK17 citations86
US10162278B2Dec 25, 2018

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

CANON KK17 citations86
US11860566B2Jan 2, 2024

Image forming apparatus

CANON KK6 citations85
US10025216B2Jul 17, 2018

Charging member with electro-conductive elastic layer having exposed bowl-shaped resin particles, process cartridge and electrophotographic apparatus

CANON KK8 citations84
US9645517B2May 9, 2017

Charging member, method of producing the same, process cartridge, and electrophotographic apparatus

CANON KK10 citations84
US9448502B2Sep 20, 2016

Charging member, process cartridge and electrophotographic apparatus

CANON KK12 citations84
US9256153B2Feb 9, 2016

Charging member, process cartridge and electrophotographic apparatus

CANON KK7 citations84
US9158213B2Oct 13, 2015

Charging member, process cartridge and electrophotographic apparatus

CANON KK11 citations84
US9075333B2Jul 7, 2015

Charging member, process cartridge, and electrophotographic apparatus

CANON KK13 citations84
US9599914B2Mar 21, 2017

Electrophotographic member having bow-shaped resin particles defining concavity and protrusion at surface thereof

CANON KK12 citations83
US9098006B2Aug 4, 2015

Roller member for electrophotography, process cartridge and electrophotographic apparatus

CANON KK13 citations83
US12105462B2Oct 1, 2024

Image forming apparatus

CANON KK2 citations73
US10152002B2Dec 11, 2018

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

CANON KK3 citations73
US9335650B2May 10, 2016

Image forming apparatus and process cartridge utilizing a porous charging member

CANON KK3 citations73

WATERWORKS TECHNOLOGY DEV ORG

8 patents

NIPPON KINSEN KIKAI KK

4 patents

HITACHI LTD

4 patents

PANASONIC IP MAN CO LTD

3 patents

PANASONIC CORP

3 patents

ALCAN INT LTD

2 patents

SATO TAICHI

2 patents

MIZUTANI KENJI

1 patent

HARADA MASAAKI

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

NICOLSON KENNETH ALEXANDER

1 patent

YANO GIKEN KK

1 patent

HAGA TOMOYUKI

1 patent

FUDABA YUDAI

1 patent

HONDA MOTOR CO LTD

1 patent

Showing the top 50 of 123 patents by PatentIndex Score.