Inventor

Kazutaka Ida

Inventor

Kanagawa, JP

Overview

1993–2018

Patent span

Physics

Primary field (CPC G)

Patents· 11 as inventor

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

G03Gprimary

G03GElectrography50%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments31%

B01DSeparation6%

C07CAcyclic or carbocyclic compounds6%

C07DHeterocyclic compounds6%

PatentTitleYear

10,095,135Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same2018 9,977,354Coating liquid for electrophotographic photoreceptor production, electrophotographic photoreceptor, and image formation apparatus2018 9,835,961Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same2017 9,454,092'Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge, and image forming apparatus'2016 9,296,899'Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same'2016 8,846,282'Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same'2014 7,981,581'Phthalocyanine composition and photoconductive material, electrophotographic photoreceptor cartridge, and image-forming apparatus each employing the composition'2011 7,217,483'Electrophotographic photoreceptor, drum cartridge employing the electrophotographic photoreceptor, and image-forming apparatus'2007 6,027,697'Method and apparatus for treating combustion exhaust gases'2000 5,608,089'Process for producing cis-epoxysuccinates'1997 5,227,510'Method for producing a carbonic acid ester'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2016Based in Yokohama, JP· patent location history

1997–2018Patents assigned to MITSUBISHI CHEM CORP (10)· patent assignee history

2000–2018Based in Kanagawa, JP· patent location history

2014–2016Patents assigned to IDA KAZUTAKA (2)· patent assignee history

2014–2016Patents assigned to MITSUMORI TERUYUKI (2)· patent assignee history

2014–2016Patents assigned to MIZUSHIMA TADASHI (2)· patent assignee history

2014–2016Patents assigned to TAKAMURA HIROAKI (2)· patent assignee history

2018Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI CHEM CORP	10	1997–2018
IDA KAZUTAKAself	2	2014–2016
MITSUMORI TERUYUKI	2	2014–2016
MIZUSHIMA TADASHI	2	2014–2016
TAKAMURA HIROAKI	2	2014–2016

Locations

Location	Patents	Span
Kanagawa, JP	6	2000–2018
Yokohama, JP	4	1993–2016
Tokyo, JP	1	2018