Yuusuke KOIZUKA

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming method, set of processing fluid and ink, and image fo...
- Patent number 12,054,623
- Issue date Aug 6, 2024
- Ricoh Company, Ltd.
- Tatsuya Takarada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Printing method and printing device
- Patent number 11,904,600
- Issue date Feb 20, 2024
- Ricoh Company, Ltd.
- Naoto Shimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink set, inkjet printing apparatus, and inkjet printing method
- Patent number 11,851,571
- Issue date Dec 26, 2023
- Ricoh Company, Ltd.
- Yuusuke Koizuka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printed matter
- Patent number 11,660,897
- Issue date May 30, 2023
- Ricoh Company, Ltd.
- Tatsuya Takarada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharging apparatus
- Patent number 11,104,137
- Issue date Aug 31, 2021
- Ricoh Company, Ltd.
- Yuichi Tanioku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink, method of manufacturing ink, and ink cartridge
- Patent number 10,844,235
- Issue date Nov 24, 2020
- Ricoh Company, Ltd.
- Yuusuke Koizuka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink and cleaning liquid set, inkjet printing device, inkjet printin...
- Patent number 10,836,171
- Issue date Nov 17, 2020
- Ricoh Company, Ltd.
- Amika Sagara
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Ink, ink cartridge, image forming method, and printed matter
- Patent number 10,807,377
- Issue date Oct 20, 2020
- Ricoh Company, Ltd.
- Takuya Yamazaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Curable composition, curable ink, accommodating container, image fo...
- Patent number 10,781,325
- Issue date Sep 22, 2020
- Ricoh Company, Ltd.
- Mitsunobu Morita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, ink including copolymer, and ink-stored container
- Patent number 10,370,548
- Issue date Aug 6, 2019
- Ricoh Company, Ltd.
- Shigeyuki Harada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink, ink container, inkjet recording device, and recorded matter
- Patent number 10,280,321
- Issue date May 7, 2019
- Ricoh Company, Ltd.
- Akihiko Matsuyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink and method for producing same, and ink stored container, printi...
- Patent number 10,273,373
- Issue date Apr 30, 2019
- Ricoh Company, Ltd.
- Yuusuke Koizuka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, method of manufacturing ink, and ink cartridge
- Patent number 10,233,341
- Issue date Mar 19, 2019
- Ricoh Company, Ltd.
- Yuusuke Koizuka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, aqueous ink, and ink cartridge
- Patent number 10,035,869
- Issue date Jul 31, 2018
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, recorded matter, ink container, recording device, and recordin...
- Patent number 10,000,656
- Issue date Jun 19, 2018
- Ricoh Company, Ltd.
- Yoshiki Yanagawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, ink stored container, inkjet recording apparatus, and recorded...
- Patent number 9,988,543
- Issue date Jun 5, 2018
- Ricoh Company, Ltd.
- Akihiko Matsuyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, coloring material dispersion, ink, and ink store container
- Patent number 9,896,530
- Issue date Feb 20, 2018
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, aqueous ink, and ink cartridge
- Patent number 9,850,335
- Issue date Dec 26, 2017
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, ink stored container, inkjet printing method, and inkjet print...
- Patent number 9,850,391
- Issue date Dec 26, 2017
- Ricoh Company, Ltd.
- Masayuki Fukuoka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, ink, and ink container
- Patent number 9,777,091
- Issue date Oct 3, 2017
- Ricoh Company, Ltd.
- Masayuki Fukuoka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Inkjet recording ink, ink cartridge, inkjet recording method, inkje...
- Patent number 9,752,037
- Issue date Sep 5, 2017
- Ricoh Company, Ltd.
- Minoru Hakiri
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Inkjet recording ink and ink cartridge using the ink, inkjet record...
- Patent number 9,688,871
- Issue date Jun 27, 2017
- Ricoh Company, Ltd.
- Masayasu Nonogaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink composition, ink cartridge, ink recording device, and recorded...
- Patent number 9,617,439
- Issue date Apr 11, 2017
- Ricoh Company, Ltd.
- Akihiko Matsuyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Inkjet ink, method of manufacturing inkjet ink, ink cartridge, and...
- Patent number 9,597,891
- Issue date Mar 21, 2017
- Ricoh Company, Ltd.
- Masayasu Nonogaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink for inkjet recording, ink container, and inkjet recording device
- Patent number 9,441,129
- Issue date Sep 13, 2016
- Ricoh Company, Ltd.
- Keita Katoh
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Copolymer, aqueous ink, and ink cartridge
- Patent number 9,422,437
- Issue date Aug 23, 2016
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, aqueous ink, and ink cartridge
- Patent number 9,416,284
- Issue date Aug 16, 2016
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer, aqueous ink, and ink cartridge
- Patent number 9,365,670
- Issue date Jun 14, 2016
- Ricoh Company, Ltd.
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink composition, ink cartridge, inkjet recording device, and inkjet...
- Patent number 9,359,522
- Issue date Jun 7, 2016
- Ricoh Company, Ltd.
- Akihiko Matsuyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, ink cartridge, inkjet recording device, and copolymer
- Patent number 9,353,274
- Issue date May 31, 2016
- Ricoh Company, Ltd.
- Keita Katoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
INK SET, IMAGE FORMING METHOD, AND IMAGE FORMING DEVICE
- Publication number 20230303877
- Publication date Sep 28, 2023
- RICOH COMPANY, LTD.
- Naoto Shimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK SET, PRINTED MATTER, PRINTING METHOD, AND PRINTING DEVICE
- Publication number 20230174811
- Publication date Jun 8, 2023
- RICOH COMPANY, LTD.
- Naoto SHIMURA
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
IMAGE FORMING METHOD, SET OF PROCESSING FLUID AND INK, AND IMAGE FO...
- Publication number 20230012907
- Publication date Jan 19, 2023
- RICOH COMPANY, LTD.
- Tatsuya Takarada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SET OF PROCESSING FLUID AND INK, AND METHOD AND APPARATUS FOR PRODU...
- Publication number 20220396708
- Publication date Dec 15, 2022
- Nozomi TERAI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PRINTING METHOD AND PRINTING DEVICE
- Publication number 20220324241
- Publication date Oct 13, 2022
- Naoto SHIMURA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK SET, INKJET PRINTING APPARATUS, AND INKJET PRINTING METHOD
- Publication number 20220119664
- Publication date Apr 21, 2022
- RICOH COMPANY, LTD.
- Yuusuke Koizuka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTED MATTER
- Publication number 20220118786
- Publication date Apr 21, 2022
- RICOH COMPANY, LTD.
- Tatsuya TAKARADA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
INKJET PRINTING DEVICE AND INKJET PRINTING METHOD
- Publication number 20210155012
- Publication date May 27, 2021
- Hiroshi GOTOU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGING APPARATUS
- Publication number 20200316945
- Publication date Oct 8, 2020
- Yuichi Tanioku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK AND CLEANING LIQUID SET, INKJET PRINTING DEVICE, INKJET PRINTIN...
- Publication number 20200016898
- Publication date Jan 16, 2020
- Amika SAGARA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK, INK CARTRIDGE, IMAGE FORMING METHOD, AND PRINTED MATTER
- Publication number 20190276694
- Publication date Sep 12, 2019
- Takuya YAMAZAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK, METHOD OF MANUFACTURING INK, AND INK CARTRIDGE
- Publication number 20190136076
- Publication date May 9, 2019
- Yuusuke KOIZUKA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CURABLE COMPOSITION, CURABLE INK, ACCOMMODATING CONTAINER, IMAGE FO...
- Publication number 20180127607
- Publication date May 10, 2018
- Mitsunobu MORITA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, INK INCLUDING COPOLYMER, AND INK-STORED CONTAINER
- Publication number 20180002553
- Publication date Jan 4, 2018
- Shigeyuki HARADA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE
- Publication number 20180002469
- Publication date Jan 4, 2018
- Shigeyuki HARADA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK AND METHOD FOR PRODUCING SAME, AND INK STORED CONTAINER, PRINTI...
- Publication number 20170267884
- Publication date Sep 21, 2017
- Yuusuke KOIZUKA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK, RECORDED MATTER, INK CONTAINER, RECORDING DEVICE, AND RECORDIN...
- Publication number 20170174918
- Publication date Jun 22, 2017
- Yoshiki YANAGAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
COPOLYMER, COLORING MATERIAL DISPERSION, INK, AND INK STORE CONTAINER
- Publication number 20170158794
- Publication date Jun 8, 2017
- Shigeyuki HARADA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK, METHOD OF MANUFACTURING INK, AND INK CARTRIDGE
- Publication number 20170121544
- Publication date May 4, 2017
- Yuusuke KOIZUKA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK, INK STORED CONTAINER, INKJET PRINTING METHOD, AND INKJET PRINT...
- Publication number 20170073533
- Publication date Mar 16, 2017
- Masayuki FUKUOKA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK, INK STORED CONTAINER, INKJET RECORDING APPARATUS, AND RECORDED...
- Publication number 20160362572
- Publication date Dec 15, 2016
- Akihiko MATSUYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK, INK CONTAINER, INKJET RECORDING DEVICE, AND RECORDED MATTER
- Publication number 20160222234
- Publication date Aug 4, 2016
- Akihiko MATSUYAMA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, INK, AND INK CONTAINER
- Publication number 20160168292
- Publication date Jun 16, 2016
- Masayuki FUKUOKA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK, INK CARTRIDGE, INKJET RECORDING DEVICE, AND COPOLYMER
- Publication number 20160130452
- Publication date May 12, 2016
- Keita KATOH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE
- Publication number 20160102162
- Publication date Apr 14, 2016
- Shigeyuki HARADA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE
- Publication number 20160075892
- Publication date Mar 17, 2016
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE
- Publication number 20160032037
- Publication date Feb 4, 2016
- Shigeyuki Harada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE
- Publication number 20160017075
- Publication date Jan 21, 2016
- Shigeyuki HARADA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INKJET RECORDING INK, INK CARTRIDGE, INKJET RECORDING METHOD, INKJE...
- Publication number 20150376425
- Publication date Dec 31, 2015
- Minoru HAKIRI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET INK, METHOD OF MANUFACTURING INKJET INK, INK CARTRIDGE, AND...
- Publication number 20150307734
- Publication date Oct 29, 2015
- Masayasu Nonogaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Yuusuke KOIZUKA

Person

Patents Grantslast 30 patents

Image forming method, set of processing fluid and ink, and image fo...

Printing method and printing device

Ink set, inkjet printing apparatus, and inkjet printing method

Printed matter

Liquid discharging apparatus

Ink, method of manufacturing ink, and ink cartridge

Ink and cleaning liquid set, inkjet printing device, inkjet printin...

Ink, ink cartridge, image forming method, and printed matter

Curable composition, curable ink, accommodating container, image fo...

Copolymer, ink including copolymer, and ink-stored container

Ink, ink container, inkjet recording device, and recorded matter

Ink and method for producing same, and ink stored container, printi...

Ink, method of manufacturing ink, and ink cartridge

Copolymer, aqueous ink, and ink cartridge

Ink, recorded matter, ink container, recording device, and recordin...

Ink, ink stored container, inkjet recording apparatus, and recorded...

Copolymer, coloring material dispersion, ink, and ink store container

Copolymer, aqueous ink, and ink cartridge

Ink, ink stored container, inkjet printing method, and inkjet print...

Copolymer, ink, and ink container

Inkjet recording ink, ink cartridge, inkjet recording method, inkje...

Inkjet recording ink and ink cartridge using the ink, inkjet record...

Ink composition, ink cartridge, ink recording device, and recorded...

Inkjet ink, method of manufacturing inkjet ink, ink cartridge, and...

Ink for inkjet recording, ink container, and inkjet recording device

Copolymer, aqueous ink, and ink cartridge

Copolymer, aqueous ink, and ink cartridge

Copolymer, aqueous ink, and ink cartridge

Ink composition, ink cartridge, inkjet recording device, and inkjet...

Ink, ink cartridge, inkjet recording device, and copolymer

Patents Applicationslast 30 patents

INK SET, IMAGE FORMING METHOD, AND IMAGE FORMING DEVICE

INK SET, PRINTED MATTER, PRINTING METHOD, AND PRINTING DEVICE

IMAGE FORMING METHOD, SET OF PROCESSING FLUID AND INK, AND IMAGE FO...

SET OF PROCESSING FLUID AND INK, AND METHOD AND APPARATUS FOR PRODU...

PRINTING METHOD AND PRINTING DEVICE

INK SET, INKJET PRINTING APPARATUS, AND INKJET PRINTING METHOD

PRINTED MATTER

INKJET PRINTING DEVICE AND INKJET PRINTING METHOD

LIQUID DISCHARGING APPARATUS

INK AND CLEANING LIQUID SET, INKJET PRINTING DEVICE, INKJET PRINTIN...

INK, INK CARTRIDGE, IMAGE FORMING METHOD, AND PRINTED MATTER

INK, METHOD OF MANUFACTURING INK, AND INK CARTRIDGE

CURABLE COMPOSITION, CURABLE INK, ACCOMMODATING CONTAINER, IMAGE FO...

COPOLYMER, INK INCLUDING COPOLYMER, AND INK-STORED CONTAINER

COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE

INK AND METHOD FOR PRODUCING SAME, AND INK STORED CONTAINER, PRINTI...

INK, RECORDED MATTER, INK CONTAINER, RECORDING DEVICE, AND RECORDIN...

COPOLYMER, COLORING MATERIAL DISPERSION, INK, AND INK STORE CONTAINER

INK, METHOD OF MANUFACTURING INK, AND INK CARTRIDGE

INK, INK STORED CONTAINER, INKJET PRINTING METHOD, AND INKJET PRINT...

INK, INK STORED CONTAINER, INKJET RECORDING APPARATUS, AND RECORDED...

INK, INK CONTAINER, INKJET RECORDING DEVICE, AND RECORDED MATTER

COPOLYMER, INK, AND INK CONTAINER

INK, INK CARTRIDGE, INKJET RECORDING DEVICE, AND COPOLYMER

COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE

COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE

COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE

COPOLYMER, AQUEOUS INK, AND INK CARTRIDGE

INKJET RECORDING INK, INK CARTRIDGE, INKJET RECORDING METHOD, INKJE...

INKJET INK, METHOD OF MANUFACTURING INKJET INK, INK CARTRIDGE, AND...