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Naoki Shiraishi
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Porous particle and method for producing the same, and pharmaceutic...
Patent number
11,654,116
Issue date
May 23, 2023
Ricoh Company, Ltd.
Naoki Shiraishi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Discharge device, particle manufacturing apparatus, and particle
Patent number
11,448,979
Issue date
Sep 20, 2022
Ricoh Company, Ltd.
Tadahiko Morinaga
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and apparatus for manufacturing resin particles
Patent number
11,319,415
Issue date
May 3, 2022
Ricoh Company, Ltd.
Tatsuru Moritani
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Particle-producing method and particle-producing apparatus
Patent number
11,285,111
Issue date
Mar 29, 2022
Ricoh Company, Ltd.
Naoki Shiraishi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Receptive solution, ink set containing said receptive solution and...
Patent number
11,104,821
Issue date
Aug 31, 2021
DNP Fine Chemicals Co., Ltd.
Kentaro Otomo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Receiving solution, ink set containing this receiving solution, and...
Patent number
10,875,340
Issue date
Dec 29, 2020
DNP Fine Chemicals Co., Ltd.
Yoshiya Maegawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink composition for ink-jet recording, ink-set for ink-jet recordin...
Patent number
10,563,081
Issue date
Feb 18, 2020
DNP Fine Chemicals Co., Ltd.
Kisei Matsumoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Testing device and method for producing same, and testing kit, tran...
Patent number
10,539,562
Issue date
Jan 21, 2020
Ricoh Company, Ltd.
Rie Kobayashi
G01 - MEASURING TESTING
Information
Patent Grant
Inkjet recording ink composition, method for producing the same, an...
Patent number
10,253,196
Issue date
Apr 9, 2019
DNP Fine Chemicals Co., Ltd.
Yukio Sugita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink composition and ink jet recording method using same
Patent number
9,944,810
Issue date
Apr 17, 2018
DNP Fine Chemicals Co., Ltd.
Fumie Yamazaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink composition
Patent number
8,841,356
Issue date
Sep 23, 2014
DNP Fine Chemicals Co., Ltd.
Satoshi Shioda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Inkjet recording method and ink set for inkjet recording
Patent number
8,814,335
Issue date
Aug 26, 2014
DNP Fine Chemicals Co., Ltd.
Masaki Inumaru
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Oil green ink composition for inkjet recording, and oil ink set for...
Patent number
8,557,032
Issue date
Oct 15, 2013
The Inctec Inc.
Yukio Sugita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Oil ink set
Patent number
7,806,972
Issue date
Oct 5, 2010
The Intec Inc.
Yukio Sugita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
INK SET
Publication number
20240117210
Publication date
Apr 11, 2024
DNP FINE CHEMICALS CO., LTD.
Yuji MAKIMOTO
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
RECORDING METHOD, AND INK COMPOSITION USED IN RECORDING METHOD
Publication number
20230340287
Publication date
Oct 26, 2023
DNP FINE CHEMICALS CO., LTD.
Keishiro YOSHIMORI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PARTICLE PRODUCTION APPARATUS AND PARTICLE PRODUCTION METHOD
Publication number
20230182097
Publication date
Jun 15, 2023
RICOH COMPANY, LTD.
Naoki SHIRAISHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INK COMPOSITION, INK JET RECORDING METHOD USING SAME, AND METHOD FO...
Publication number
20220145103
Publication date
May 12, 2022
DNP Fine Chemicals Co., Ltd.
Fumie Yamazaki
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Application
POROUS PARTICLE AND METHOD FOR PRODUCING THE SAME, AND PHARMACEUTIC...
Publication number
20200405651
Publication date
Dec 31, 2020
Naoki Shiraishi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RECEIVING SOLUTION, INK SET CONTAINING THIS RECEIVING SOLUTION, AND...
Publication number
20200070554
Publication date
Mar 5, 2020
DNP Fine Chemicals Co., Ltd.
Yoshiya Maegawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RECEPTIVE SOLUTION, INK SET CONTAINING SAID RECEPTIVE SOLUTION AND...
Publication number
20200040207
Publication date
Feb 6, 2020
DNP Fine Chemicals Co., Ltd.
Kentaro Otomo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
DISCHARGE DEVICE, PARTICLE MANUFACTURING APPARATUS, AND PARTICLE
Publication number
20190302633
Publication date
Oct 3, 2019
Tadahiko MORINAGA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING RESIN PARTICLES
Publication number
20190292333
Publication date
Sep 26, 2019
Tatsuru MORITANI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
INK COMPOSITION FOR INK-JET RECORDING, INK SET FOR INK-JET RECORDIN...
Publication number
20190292395
Publication date
Sep 26, 2019
DNP FINE CHEMICHALS CO., LTD.
Kisei MATSUMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PARTICLE-PRODUCING METHOD AND PARTICLE-PRODUCING APPARATUS
Publication number
20190247314
Publication date
Aug 15, 2019
RICOH COMPANY, LTD.
Naoki SHIRAISHI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TESTING DEVICE AND METHOD FOR PRODUCING SAME, AND TESTING KIT, TRAN...
Publication number
20180172679
Publication date
Jun 21, 2018
Rie Kobayashi
G01 - MEASURING TESTING
Information
Patent Application
INK COMPOSITION AND INK JET RECORDING METHOD USING SAME
Publication number
20180030298
Publication date
Feb 1, 2018
DNP Fine Chemicals Co., Ltd.
Fumie Yamazaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INKJET RECORDING INK COMPOSITION, METHOD FOR PRODUCING THE SAME, AN...
Publication number
20160376452
Publication date
Dec 29, 2016
DNP FINE CHEMICALS CO., LTD.
Yukio SUGITA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INKJET MAINTENANCE FLUID
Publication number
20150307687
Publication date
Oct 29, 2015
DNP FINE CHEMICALS CO., LTD.
Fumie Yamazaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INKJET RECORDING METHOD AND INK SET FOR INKJET RECORDING
Publication number
20140132661
Publication date
May 15, 2014
DNP FINE CHEMICALS CO., LTD.
Masaki Inumaru
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INKJET RECORDING METHOD
Publication number
20140055520
Publication date
Feb 27, 2014
DNP FINE CHEMICALS CO., LTD.
Masaki Inumaru
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK COMPOSITION
Publication number
20120308786
Publication date
Dec 6, 2012
Satoshi Shioda
B82 - NANO-TECHNOLOGY
Information
Patent Application
Oil Green Ink Composition For Inkjet Recording, And Oil Ink Set For...
Publication number
20090239980
Publication date
Sep 24, 2009
The Inctec Inc.
Yukio Sugita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Oil Ink Set
Publication number
20090235843
Publication date
Sep 24, 2009
THE INCTEC INC.
Yukio Sugita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...