Akiyoshi SABU

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

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
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 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
Toner, developer, and image forming apparatus
- Patent number 9,400,439
- Issue date Jul 26, 2016
- Ricoh Company, Ltd.
- Kousuke Nagata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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, 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
Electrophotographic toner, developer containing the toner, and imag...
- Patent number 9,141,013
- Issue date Sep 22, 2015
- Ricoh Company, Ltd.
- Yoshihiro Moriya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resin for use in toner, toner using the resin, developer using the...
- Patent number 9,128,397
- Issue date Sep 8, 2015
- Ricoh Company, Ltd.
- Yukiko Nakajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin for toner, toner using the resin, and development agent using...
- Patent number 9,127,118
- Issue date Sep 8, 2015
- Ricoh Company, Ltd.
- Hideyuki Santo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Colorless transparent toner, toner set, development agent, image fo...
- Patent number 9,005,859
- Issue date Apr 14, 2015
- Ricoh Company, Ltd.
- Akiyoshi Sabu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer including the toner, image forming apparatus using...
- Patent number 8,932,790
- Issue date Jan 13, 2015
- Ricoh Company, Ltd.
- Yoshitaka Yamauchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, method of manufacturing toner, developer, toner container, i...
- Patent number 8,877,415
- Issue date Nov 4, 2014
- Ricoh Company, Ltd.
- Daiki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner, developer, and image forming apparatus
- Patent number 8,865,384
- Issue date Oct 21, 2014
- Ricoh Company, Ltd.
- Masahide Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, process cartridge, and image forming apparatus
- Patent number 8,828,635
- Issue date Sep 9, 2014
- Ricoh Company, Ltd.
- Yoshihiro Moriya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming toner, image forming apparatus, image forming method,...
- Patent number 8,741,520
- Issue date Jun 3, 2014
- Ricoh Company, Ltd.
- Toyoshi Sawada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, and image forming apparatus
- Patent number 8,735,040
- Issue date May 27, 2014
- Ricoh Company, Ltd.
- Suzuka Amemori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic image developing toner, developer, image forming appa...
- Patent number 8,691,486
- Issue date Apr 8, 2014
- Ricoh Company, Ltd.
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, and image forming apparatus
- Patent number 8,685,604
- Issue date Apr 1, 2014
- Ricoh Company, Ltd.
- Yoshihiro Moriya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, and image forming method
- Patent number 8,679,714
- Issue date Mar 25, 2014
- Ricoh Company, Ltd.
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner
- Patent number 8,663,888
- Issue date Mar 4, 2014
- Ricoh Company, Ltd.
- Yasutada Shitara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, development agent, and image forming method
- Patent number 8,658,340
- Issue date Feb 25, 2014
- Ricoh Company, Ltd.
- Shingo Sakashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, color toner set, developer, process cartridge, and image for...
- Patent number 8,632,932
- Issue date Jan 21, 2014
- Ricoh Company, Limited
- Akiyoshi Sabu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

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
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 20160017075
- Publication date Jan 21, 2016
- Shigeyuki HARADA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20150234304
- Publication date Aug 20, 2015
- Kousuke Nagata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC TONER, DEVELOPER CONTAINING THE TONER, AND IMAG...
- Publication number 20140342284
- Publication date Nov 20, 2014
- Yoshihiro MORIYA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20130252158
- Publication date Sep 26, 2013
- Masahide YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COLORLESS TRANSPARENT TONER, TONER SET, DEVELOPMENT AGENT, IMAGE FO...
- Publication number 20130244011
- Publication date Sep 19, 2013
- Akiyoshi SABU
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
TONER, METHOD OF MANUFACTURING TONER, DEVELOPER, TONER CONTAINER, I...
- Publication number 20130244168
- Publication date Sep 19, 2013
- Daiki Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER INCLUDING THE TONER, IMAGE FORMING APPARATUS USING...
- Publication number 20130202996
- Publication date Aug 8, 2013
- Yoshitaka YAMAUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20130171550
- Publication date Jul 4, 2013
- Suzuka AMEMORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND DEVELOPER
- Publication number 20130149642
- Publication date Jun 13, 2013
- Akiyoshi SABU
- B82 - NANO-TECHNOLOGY
Information Patent Application
TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20130065172
- Publication date Mar 14, 2013
- Yoshihiro MORIYA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20130045442
- Publication date Feb 21, 2013
- Yoshihiro MORIYA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
RESIN FOR USE IN TONER, TONER USING THE RESIN, DEVELOPER USING THE...
- Publication number 20120295188
- Publication date Nov 22, 2012
- Yukiko NAKAJIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RESIN FOR TONER, TONER USING THE RESIN, AND DEVELOPMENT AGENT USING...
- Publication number 20120231383
- Publication date Sep 13, 2012
- RICOH COMPANY, LTD.
- Hideyuki SANTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
TONER, DEVELOPMENT AGENT, AND IMAGE FORMING METHOD
- Publication number 20110281213
- Publication date Nov 17, 2011
- Shingo SAKASHITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER
- Publication number 20110151370
- Publication date Jun 23, 2011
- Yasutada SHITARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD,...
- Publication number 20110129775
- Publication date Jun 2, 2011
- Toyoshi Sawada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR PRODUCTION TONER, TONER, AND METHOD FOR RECYCLING PAPER
- Publication number 20110124838
- Publication date May 26, 2011
- Akihiro Kotsugai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Akiyoshi SABU

Person

Patents Grantslast 30 patents

Ink, method of manufacturing ink, and ink cartridge

Copolymer, ink including copolymer, and ink-stored container

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

Toner, developer, and image forming apparatus

Copolymer, aqueous ink, and ink cartridge

Ink, ink cartridge, inkjet recording device, and copolymer

Electrophotographic toner, developer containing the toner, and imag...

Resin for use in toner, toner using the resin, developer using the...

Resin for toner, toner using the resin, and development agent using...

Colorless transparent toner, toner set, development agent, image fo...

Toner, developer including the toner, image forming apparatus using...

Toner, method of manufacturing toner, developer, toner container, i...

Electrophotographic toner, developer, and image forming apparatus

Toner, developer, process cartridge, and image forming apparatus

Image forming toner, image forming apparatus, image forming method,...

Toner, developer, and image forming apparatus

Electrostatic image developing toner, developer, image forming appa...

Toner, developer, and image forming apparatus

Toner, developer, and image forming method

Toner

Toner, development agent, and image forming method

Toner, color toner set, developer, process cartridge, and image for...

Patents Applicationslast 30 patents

INK, METHOD OF MANUFACTURING INK, AND INK CARTRIDGE

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

TONER, DEVELOPER, AND IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC TONER, DEVELOPER CONTAINING THE TONER, AND IMAG...

ELECTROPHOTOGRAPHIC TONER, DEVELOPER, AND IMAGE FORMING APPARATUS

COLORLESS TRANSPARENT TONER, TONER SET, DEVELOPMENT AGENT, IMAGE FO...

TONER, METHOD OF MANUFACTURING TONER, DEVELOPER, TONER CONTAINER, I...

TONER, DEVELOPER INCLUDING THE TONER, IMAGE FORMING APPARATUS USING...

TONER, DEVELOPER, AND IMAGE FORMING APPARATUS

TONER AND DEVELOPER

TONER, DEVELOPER, AND IMAGE FORMING APPARATUS

TONER, DEVELOPER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

RESIN FOR USE IN TONER, TONER USING THE RESIN, DEVELOPER USING THE...

RESIN FOR TONER, TONER USING THE RESIN, AND DEVELOPMENT AGENT USING...

TONER, DEVELOPMENT AGENT, AND IMAGE FORMING METHOD

TONER

IMAGE FORMING TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD,...

METHOD FOR PRODUCTION TONER, TONER, AND METHOD FOR RECYCLING PAPER