Inventor

Yasuo Kuroda

Inventor

Sagamihara, JP

Overview

27→

Patents

1976–2014

Patent span

Chemistry

Primary field (CPC C)

Patents· 27 as inventor

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

C07Fprimary

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium14%

H04NPictorial communication, e.g. television14%

C09DCoating compositions, e.g. paints, varnishes or lacquers8%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments6%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them6%

B41JTypewriters4%

B41MPrinting, duplicating, marking, or copying processes4%

C07CAcyclic or carbocyclic compounds4%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

PatentTitleYear

8,657,433'Porphyrazine coloring matter, ink composition, recording method, and colored object'2014 8,394,186'Porphyrazine coloring matter, ink composition and colored product'2013 7,854,797'Porphyrazine coloring matter, ink, ink set, and colored product'2010 6,372,866'Process for producing cationic emulsion'2002 6,174,963'Method for producing amphoteric resin having dispersing function'2001 5,732,363'Solidifying material for radioactive wastes, process for solidifying radioactive wastes and solidified product'1998 5,128,493'Platinum complexes'1992 5,068,376'Novel platinum complexes'1991 5,063,462'LED array and partitive driving method therefor using overlapping activation periods'1991 5,043,719'Matrix circuit'1991 4,996,606'Light emitting device and original reading apparatus having the device'1991 4,987,246'Novel platinum complexes'1991 4,921,984'Novel platinum complexes'1990 4,864,043'Platinum complexes'1989 4,861,905'Platinum complexes'1989 4,772,957'Photoelectric conversion apparatus'1988 4,737,589'Platinum Complexes'1988 4,680,644'Method and apparatus for reading an image'1987 4,639,608'Image read-out apparatus with light source driving means'1987 4,634,886'Photoelectric imager with a high S/N ratio'1987 4,530,797'Process for producing polychlorobenzonitrile'1985 4,433,908'Device for setting exposure quantity'1984 4,384,786'Recording apparatus'1983 4,349,513'Process for recovering uranium and/or thorium from a liquid containing uranium and/or thorium'1982 4,332,412'Accessory molding strip'1982 4,259,007'Photographic apparatus'1981 3,998,867'Process for the simultaneous preparation of methacrylonitrile and 1,3-butadiene'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2014Patents assigned to NIPPON KAYAKU KK (13)· patent assignee history

1981–1991Patents assigned to CANON KK (10)· patent assignee history

1981–1991Based in Sagamihara, JP· patent location history

1985–1992Based in Gunma, JP· patent location history

1991Based in Kanagawa, JP· patent location history

1998Based in Matsuida-machi, JP· patent location history

2001–2002Patents assigned to TAISEI CHEMICAL IND LTD (2)· patent assignee history

2001–2014Based in Tokyo, JP· patent location history

2013–2014Patents assigned to KAWAGUCHI AKIRA (2)· patent assignee history

2013–2014Patents assigned to KURODA YASUO (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON KAYAKU KK	13	1976–2014
CANON KK	10	1981–1991
KAWAGUCHI AKIRA	2	2013–2014
KURODA YASUOself	2	2013–2014
TAISEI CHEMICAL IND LTD	2	2001–2002

Locations

Location	Patents	Span
Sagamihara, JP	9	1981–1991
Gunma, JP	8	1985–1992
Tokyo, JP	5	2001–2014
Matsuida-machi, JP	1	1998
Kanagawa, JP	1	1991