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Inventor

Kadai Takeyama

Inventor
Komaki, JP

Overview

7→
Patents
2012–2020
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G03Gprimary
G03GElectrography70%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%
C08LCompositions of macromolecular compounds10%
H01BCables10%
PatentTitleYear
10,656,555Development roll for electrophotography device202010,635,041Cleaning blade202010,203,648Cleaning blade for electrophotographic equipment201910,095,176Composition for cleaning blade for electrophotographic apparatus and cleaning blade for electrophotographic apparatus20188,913,931'Developing roll for electrophotographic machine'20148,747,701'Electroconductive rubber composition for electrophotographic apparatuses and charging roller for use in electrophotographic apparatuses manufactured using the same'20148,235,879'Charging roll'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to TOKAI RUBBER IND LTD (3)· patent assignee history
2012–2014Patents assigned to SASAKIBARA NAOAKI (2)· patent assignee history
2012–2014Patents assigned to TAKEYAMA KADAI (2)· patent assignee history
2012–2018Based in Komaki, JP· patent location history
2014Patents assigned to IKEGAMI KEIICHI (1)· patent assignee history
2018–2020Patents assigned to SUMITOMO RIKO CO LTD (4)· patent assignee history
2019–2020Based in Aichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO RIKO CO LTD42018–2020
TOKAI RUBBER IND LTD32012–2014
SASAKIBARA NAOAKI22012–2014
TAKEYAMA KADAIself22012–2014
IKEGAMI KEIICHI12014
Locations
LocationPatentsSpan
Komaki, JP42012–2018
Aichi, JP32019–2020