Inventor

Takaaki Kurata

Inventor

Tokyo, JP

Overview

7→

Patents

2009–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

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

B41Mprimary

B41MPrinting, duplicating, marking, or copying processes12%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments12%

C07CAcyclic or carbocyclic compounds9%

C07DHeterocyclic compounds9%

G02BOptical elements, systems or apparatus9%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

C09JAdhesives6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%

C09DCoating compositions, e.g. paints, varnishes or lacquers3%

PatentTitleYear

10,780,724Heat-sensitive recording material2020 10,343,438Heat-sensitive recording material2019 9,663,688'Optical member and ultraviolet-curable adhesive to be used for producing the same'2017 8,212,974'Blue color composition containing dye, color filter and liquid crystal display device and organic EL display provided with the color filter'2012 7,901,497'Water-soluble naphthalocyanine coloring matter and water-based ink containing the same'2011 7,521,006'Diimmonium compound and use thereof'2009 7,494,721'Light-emitting device, condensed polycyclic compound used therein and method for producing same'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2020Patents assigned to NIPPON KAYAKU KK (7)· patent assignee history

2009Based in Kita-ku, JP· patent location history

2011–2020Based in Tokyo, JP· patent location history

2012Patents assigned to AKATANI YOSHIKI (1)· patent assignee history

2012Patents assigned to ASAHI NORIKO (1)· patent assignee history

2012Patents assigned to DEMACHI YASUYUKI (1)· patent assignee history

2012Patents assigned to ISHII YUTAKA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON KAYAKU KK	7	2009–2020
AKATANI YOSHIKI	1	2012
ASAHI NORIKO	1	2012
DEMACHI YASUYUKI	1	2012
ISHII YUTAKA	1	2012

Locations

Location	Patents	Span
Tokyo, JP	5	2011–2020
Kita-ku, JP	2	2009