Inventor

Kazuko Sakuma

Inventor

Suntou-gun, JP

Overview

2017–2018

Patent span

Physics

Primary field (CPC G)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary

G03GElectrography86%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments14%

PatentTitleYear

9,921,499'Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine pigment'2018 9,817,326'Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus'2017 9,811,008'Image forming method, process cartridge, and electrophotographic apparatus'2017 9,726,992'Electrophotographic photosensitive member, manufacturing method of electrophotographic photosensitive member, process cartridge and electrophotographic apparatus'2017 9,599,917'Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus'2017 9,581,920'Coating film-removing method for cylindrical substrate and manufacturing method for electrophotographic photosensitive member'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2018Patents assigned to CANON KK (6)· patent assignee history

2017–2018Based in Suntou-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	6	2017–2018

Locations

Location	Patents	Span
Suntou-gun, JP	6	2017–2018