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Patents Grants
last 30 patents
Information
Patent Grant
Ink, ink stored container, inkjet recording apparatus, and printed...
Patent number
10,131,805
Issue date
Nov 20, 2018
Ricoh Company, Ltd.
Keita Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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
Image forming method and image forming system
Patent number
10,016,987
Issue date
Jul 10, 2018
Ricoh Company, Ltd.
Keita Katoh
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Set of ink and print medium, inkjet printing method, inkjet printin...
Patent number
9,938,421
Issue date
Apr 10, 2018
Ricoh Company, Ltd.
Yukiko Takamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, image forming method, image forming apparatus, and recorded ma...
Patent number
9,873,809
Issue date
Jan 23, 2018
Ricoh Company, Ltd.
Hiroshi Gotou
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
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...
Information
Patent Grant
Ink for inkjet recording, ink cartridge, and ink-recorded matter
Patent number
9,321,926
Issue date
Apr 26, 2016
Ricoh Company, Ltd.
Keita Katoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink composition, ink cartridge, inkjet recording device, and inkjet...
Patent number
9,309,427
Issue date
Apr 12, 2016
Ricoh Company, Ltd.
Akihiko Matsuyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Inkjet ink, ink cartridge, inkjet recording device, and inkjet prin...
Patent number
9,267,046
Issue date
Feb 23, 2016
Ricoh Company, Ltd.
Akihiko Matsuyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink for inkjet recording, and ink cartridge, inkjet recording metho...
Patent number
9,234,110
Issue date
Jan 12, 2016
Ricoh Company, Ltd.
Keita Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink for inkjet recording
Patent number
9,217,089
Issue date
Dec 22, 2015
Ricoh Company, Ltd.
Kazukiyo Nagai
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
9,217,091
Issue date
Dec 22, 2015
Ricoh Company, Ltd.
Keita Katoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Inkjet recording ink, ink cartridge, and inkjet recording method
Patent number
9,200,169
Issue date
Dec 1, 2015
Ricoh Company, Ltd.
Masayasu Nonogaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet ink, ink cartridge, inkjet recording device, and inkjet prin...
Patent number
9,150,745
Issue date
Oct 6, 2015
Ricoh Company, Ltd.
Akihiko Matsuyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink composition, recording method, printed matter, ink cartridge, a...
Patent number
9,139,749
Issue date
Sep 22, 2015
Ricoh Company, Ltd.
Akihiko Matsuyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink for inkjet recording, ink container, inkjet recorder and record...
Patent number
9,028,056
Issue date
May 12, 2015
Ricoh Company, Ltd.
Mitsuru Naruse
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet ink, ink storage container, inkjet recording device, and rec...
Patent number
8,974,895
Issue date
Mar 10, 2015
Ricoh Company, Ltd.
Mitsuru Naruse
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink for inkjet recording, and ink cartridge, inkjet recording metho...
Patent number
8,960,885
Issue date
Feb 24, 2015
Ricoh Company, Ltd.
Keita Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink set and inkjet recording method
Patent number
8,956,451
Issue date
Feb 17, 2015
Ricoh Company, Ltd.
Keita Katoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
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
IMAGE FORMING METHOD AND IMAGE FORMING SYSTEM
Publication number
20170136785
Publication date
May 18, 2017
RICOH COMPANY, LTD.
Keita KATOH
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
SET OF INK AND PRINT MEDIUM, INKJET PRINTING METHOD, INKJET PRINTIN...
Publication number
20170022381
Publication date
Jan 26, 2017
Yukiko Takamura
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND RECORDED MA...
Publication number
20170009092
Publication date
Jan 12, 2017
Hiroshi Gotou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK, INK STORED CONTAINER, INKJET RECORDING APPARATUS, AND PRINTED...
Publication number
20160376455
Publication date
Dec 29, 2016
Keita KATOH
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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...
Information
Patent Application
INK FOR INKJET RECORDING, INK CARTRIDGE, AND INK-RECORDED MATTER
Publication number
20150291817
Publication date
Oct 15, 2015
Keita KATOH
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING, INK CONTAINER, AND INKJET RECORDING DEVICE
Publication number
20150259555
Publication date
Sep 17, 2015
RICOH COMPANY, LTD.
Keita Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK COMPOSITION, INK CARTRIDGE, INK RECORDING DEVICE, AND RECORDED...
Publication number
20150252203
Publication date
Sep 10, 2015
RICOH COMPANY, LTD.
Akihiko MATSUYAMA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET INK, INK CARTRIDGE, INKJET RECORDING DEVICE, AND INKJET PRIN...
Publication number
20150247049
Publication date
Sep 3, 2015
Akihiko MATSUYAMA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING, AND INK CARTRIDGE, INKJET RECORDING METHO...
Publication number
20150125672
Publication date
May 7, 2015
RICOH COMPANY, LTD.
Keita Katoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET RECORDING INK, INK CARTRIDGE USING THE INK, AND INKJET RECOR...
Publication number
20150116421
Publication date
Apr 30, 2015
Masayasu NONOGAKI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING, INK CONTAINER, INKJET RECORDER AND RECORD...
Publication number
20150109382
Publication date
Apr 23, 2015
Mitsuru Naruse
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK COMPOSITION, INK CARTRIDGE, INKJET RECORDING DEVICE, AND INKJET...
Publication number
20150064425
Publication date
Mar 5, 2015
Akihiko MATSUYAMA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK COMPOSITION, INK CARTRIDGE, INKJET RECORDING DEVICE, AND INKJET...
Publication number
20150064418
Publication date
Mar 5, 2015
RICOH COMPANY, LTD.
Akihiko Matsuyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING
Publication number
20150056425
Publication date
Feb 26, 2015
RICOH COMPANY, LTD.
Kazukiyo Nagai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET RECORDING INK AND INK CARTRIDGE USING THE INK, INKJET RECORD...
Publication number
20140267516
Publication date
Sep 18, 2014
RICOH COMPANY, LTD.
Masayasu Nonogaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET RECORDING INK AND INK CARTRIDGE USING THE INK, INKJET RECORD...
Publication number
20140275401
Publication date
Sep 18, 2014
RICOH COMPANY, LTD.
Keita Katoh
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET INK, INK STORAGE CONTAINER, INKJET RECORDING DEVICE, AND REC...
Publication number
20140242352
Publication date
Aug 28, 2014
RICOH COMPANY, LTD.
Mitsuru Naruse
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING, AND INK CARTRIDGE, INKJET RECORDING METHO...
Publication number
20140199530
Publication date
Jul 17, 2014
RICOH COMPANY, LTD.
Keita KATOH
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK FOR INKJET RECORDING, AND INK CARTRIDGE, INKJET RECORDING METHO...
Publication number
20140141209
Publication date
May 22, 2014
Yuusuke KOIZUKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK FOR INKJET RECORDING
Publication number
20140120331
Publication date
May 1, 2014
Yuusuke KOIZUKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INK COMPOSITION, RECORDING METHOD, PRINTED MATTER, INK CARTRIDGE, A...
Publication number
20140092180
Publication date
Apr 3, 2014
Akihiko Matsuyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS