Masayuki ISHII

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Toner, toner accommodating container, developer, developing device,...
- Patent number 11,281,118
- Issue date Mar 22, 2022
- Ricoh Company, Ltd.
- Shinya Hanatani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, image forming method, image forming apparatus, and process c...
- Patent number 11,036,152
- Issue date Jun 15, 2021
- Ricoh Company, Ltd.
- Shohta Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, toner stored unit, image forming apparatus, image...
- Patent number 11,036,156
- Issue date Jun 15, 2021
- Ricoh Company, Ltd.
- Kohtaroh Ogino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, production method of toner, image forming method, image form...
- Patent number 10,754,270
- Issue date Aug 25, 2020
- Ricoh Company, Ltd.
- Naoko Kitada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Data diode device
- Patent number 10,554,558
- Issue date Feb 4, 2020
- Mitsubishi Electric Corporation
- Masayuki Ishii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Converter
- Patent number 9,807,896
- Issue date Oct 31, 2017
- Yokogawa Electric Corporation
- Takashi Arai
- G01 - MEASURING TESTING
Information Patent Grant
External additive for toner, toner covered with external additive,...
- Patent number 9,182,695
- Issue date Nov 10, 2015
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, development agent, toner container, and image forming apparatus
- Patent number 9,176,409
- Issue date Nov 3, 2015
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, and developer, image forming method and process cartridge us...
- Patent number 8,927,186
- Issue date Jan 6, 2015
- Ricoh Company, Limited
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, image forming apparatus, and process cartridge
- Patent number 8,778,583
- Issue date Jul 15, 2014
- Ricoh Company, Ltd.
- Masayuki Ishii
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Toner, developer, and method of manufacturing toner
- Patent number 8,652,721
- Issue date Feb 18, 2014
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Battery, charging apparatus and electronic device
- Patent number 8,277,971
- Issue date Oct 2, 2012
- Sony Corporation
- Takayoshi Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fine organic silicone particle for latent electrostatic image devel...
- Patent number 8,105,743
- Issue date Jan 31, 2012
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier and method for producing the same, developer and image form...
- Patent number 8,084,181
- Issue date Dec 27, 2011
- Ricoh Company, Ltd.
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for preparing resin and particulate material, toner prepared...
- Patent number 8,076,051
- Issue date Dec 13, 2011
- Ricoh Company Limited
- Takuya Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier, method for producing the same, developer, and image formin...
- Patent number 8,043,785
- Issue date Oct 25, 2011
- Ricoh Company, Ltd.
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Battery, charging apparatus and electronic device
- Patent number 7,875,385
- Issue date Jan 25, 2011
- Sony Corporation
- Takayoshi Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Toner as well as developer and image forming method using the same
- Patent number 7,803,508
- Issue date Sep 28, 2010
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Battery, charging apparatus and electronic device
- Patent number 7,713,657
- Issue date May 11, 2010
- Sony Corporation
- Takayoshi Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rectangular storage battery
- Patent number 7,662,512
- Issue date Feb 16, 2010
- Honda Motor Co., Ltd.
- Norifumi Yasuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carrier, method for producing the carrier, developer, and image for...
- Patent number 7,629,104
- Issue date Dec 8, 2009
- Ricoh Company, Ltd.
- Chiaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and, developer, toner-containing container, process cartridge...
- Patent number 7,575,842
- Issue date Aug 18, 2009
- Ricoh Company, Ltd.
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, toner container, process cartridge, image forming...
- Patent number 7,566,521
- Issue date Jul 28, 2009
- Ricoh Company, Ltd.
- Akihiro Kotsugai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Card reader and writer
- Patent number 7,556,195
- Issue date Jul 7, 2009
- Hitachi-Omron Terminal Solutions, Corp.
- Masayuki Ishii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Toner, and, developer, toner container, process cartridge, image fo...
- Patent number 7,521,164
- Issue date Apr 21, 2009
- Ricoh Company, Ltd.
- Shinya Nakayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, toner container, process cartridge, image forming...
- Patent number 7,455,942
- Issue date Nov 25, 2008
- Ricoh Company, Ltd.
- Tsuneyasu Nagatomo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, production process for the same, and image forming method
- Patent number 7,432,032
- Issue date Oct 7, 2008
- Ricoh Company, Ltd.
- Chiaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, method for producing the same, and image-forming method usin...
- Patent number 7,396,625
- Issue date Jul 8, 2008
- Ricoh Company, Ltd.
- Chiaki Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of preparing a toner, developer including the toner, contain...
- Patent number 7,396,627
- Issue date Jul 8, 2008
- Ricoh Company, Ltd.
- Naohiro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, production process for the same, and image forming method
- Patent number 7,390,607
- Issue date Jun 24, 2008
- Ricoh Company, Ltd.
- Chiaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...
- Publication number 20240393707
- Publication date Nov 28, 2024
- RICOH COMPANY, LTD.
- Kei Niwayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND METHOD OF...
- Publication number 20240377770
- Publication date Nov 14, 2024
- RICOH COMPANY, LTD.
- Yoshitaka Yamauchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...
- Publication number 20240231252
- Publication date Jul 11, 2024
- Akihiro KANEKO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...
- Publication number 20230384704
- Publication date Nov 30, 2023
- RICOH COMPANY LTD.
- Kei Niwayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER
- Publication number 20230251588
- Publication date Aug 10, 2023
- Ayaka MORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, TONER HOUSING UNIT, IMAGE FORMING APPARATUS, AND...
- Publication number 20230205107
- Publication date Jun 29, 2023
- Kohtaroh OGINO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMATION METHOD, AND PRINTED...
- Publication number 20230205105
- Publication date Jun 29, 2023
- Yoshitaka YAMAUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRONIC DEVICE AND METHOD FOR PRODUCING THE SAME, IMAGE FORMING...
- Publication number 20220342327
- Publication date Oct 27, 2022
- RICOH COMPANY, LTD.
- Hidetoshi Kami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER ACCOMMODATING CONTAINER, DEVELOPER, DEVELOPING DEVICE,...
- Publication number 20210026267
- Publication date Jan 28, 2021
- Shinya HANATANI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER STORED CONTAINER, DEVELOPER, DEVELOPER STORED CONTAINE...
- Publication number 20200285168
- Publication date Sep 10, 2020
- Masayuki ISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, TONER STORED UNIT, IMAGE FORMING APPARATUS, IMAGE...
- Publication number 20200272067
- Publication date Aug 27, 2020
- Kohtaroh OGINO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, PRODUCTION METHOD OF TONER, IMAGE FORMING METHOD, IMAGE FORM...
- Publication number 20200174390
- Publication date Jun 4, 2020
- Naoko KITADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER STORAGE UNIT, AND IMAGE FORMING APPARATUS
- Publication number 20200026210
- Publication date Jan 23, 2020
- Yu HIRAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS C...
- Publication number 20200019076
- Publication date Jan 16, 2020
- Shohta KOBAYASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DATA DIODE DEVICE
- Publication number 20170118123
- Publication date Apr 27, 2017
- MITSUBISHI ELECTRIC CORPORATION
- Masayuki ISHII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONVERTER
- Publication number 20150366091
- Publication date Dec 17, 2015
- YOKOGAWA ELECTRIC CORPORATION
- Takashi ARAI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
TONER, DEVELOPER, DEVELOPER CONTAINER, AND IMAGE FORMING APPARATUS
- Publication number 20150212442
- Publication date Jul 30, 2015
- Masayuki ISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cu-Diamond Based Solid Phase Sintered Body Having Excellent Heat Re...
- Publication number 20140321060
- Publication date Oct 30, 2014
- FUJI DIE CO., LTD.
- Masayuki Ishii
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
EXTERNAL ADDITIVE FOR TONER, TONER COVERED WITH EXTERNAL ADDITIVE,...
- Publication number 20140134527
- Publication date May 15, 2014
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS
- Publication number 20140113226
- Publication date Apr 24, 2014
- Masayuki ISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
- Publication number 20130164665
- Publication date Jun 27, 2013
- Masayuki ISHII
- B82 - NANO-TECHNOLOGY
Information Patent Application
TONER PARTICLE, DEVELOPER, AND IMAGE FORMING METHOD
- Publication number 20130149640
- Publication date Jun 13, 2013
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, DEVELOPER, AND METHOD OF MANUFACTURING TONER
- Publication number 20120237867
- Publication date Sep 20, 2012
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, AND DEVELOPER, IMAGE FORMING METHOD AND PROCESS CARTRIDGE US...
- Publication number 20110136051
- Publication date Jun 9, 2011
- Masayuki Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Battery, Charging Apparatus and Electronic Device
- Publication number 20110086263
- Publication date Apr 14, 2011
- Sony Corporation
- Takayoshi Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Battery, Charging Apparatus and Electronic Device
- Publication number 20100232101
- Publication date Sep 16, 2010
- Sony Corporation
- Takayoshi Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-PIECE SQUARE CAN AND METHOD OF MANUFACTURING THE SAME
- Publication number 20090206096
- Publication date Aug 20, 2009
- TOYO SEIKAN KAISHA, LTD
- Munemitsu Hirotsu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Storage battery and insulating material and battery container using...
- Publication number 20090104521
- Publication date Apr 23, 2009
- Norifumi Yasuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20090074467
- Publication date Mar 19, 2009
- Takuya Seshita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER AND METHOD FOR PRODUCING THE SAME, DEVELOPER AND IMAGE FORM...
- Publication number 20080280224
- Publication date Nov 13, 2008
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masayuki ISHII

Person

Patents Grantslast 30 patents

Toner, toner accommodating container, developer, developing device,...

Toner, image forming method, image forming apparatus, and process c...

Toner, developer, toner stored unit, image forming apparatus, image...

Toner, production method of toner, image forming method, image form...

Data diode device

Converter

External additive for toner, toner covered with external additive,...

Toner, development agent, toner container, and image forming apparatus

Toner, and developer, image forming method and process cartridge us...

Toner, developer, image forming apparatus, and process cartridge

Toner, developer, and method of manufacturing toner

Battery, charging apparatus and electronic device

Fine organic silicone particle for latent electrostatic image devel...

Carrier and method for producing the same, developer and image form...

Method for preparing resin and particulate material, toner prepared...

Carrier, method for producing the same, developer, and image formin...

Battery, charging apparatus and electronic device

Toner as well as developer and image forming method using the same

Battery, charging apparatus and electronic device

Rectangular storage battery

Carrier, method for producing the carrier, developer, and image for...

Toner and, developer, toner-containing container, process cartridge...

Toner, developer, toner container, process cartridge, image forming...

Card reader and writer

Toner, and, developer, toner container, process cartridge, image fo...

Toner, developer, toner container, process cartridge, image forming...

Toner, production process for the same, and image forming method

Toner, method for producing the same, and image-forming method usin...

Method of preparing a toner, developer including the toner, contain...

Toner, production process for the same, and image forming method

Patents Applicationslast 30 patents

TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...

TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND METHOD OF...

TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...

TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE...

TONER

TONER, DEVELOPER, TONER HOUSING UNIT, IMAGE FORMING APPARATUS, AND...

TONER, IMAGE FORMING APPARATUS, IMAGE FORMATION METHOD, AND PRINTED...

ELECTRONIC DEVICE AND METHOD FOR PRODUCING THE SAME, IMAGE FORMING...

TONER, TONER ACCOMMODATING CONTAINER, DEVELOPER, DEVELOPING DEVICE,...

TONER, TONER STORED CONTAINER, DEVELOPER, DEVELOPER STORED CONTAINE...

TONER, DEVELOPER, TONER STORED UNIT, IMAGE FORMING APPARATUS, IMAGE...

TONER, PRODUCTION METHOD OF TONER, IMAGE FORMING METHOD, IMAGE FORM...

TONER, TONER STORAGE UNIT, AND IMAGE FORMING APPARATUS

TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS C...

DATA DIODE DEVICE

CONVERTER

TONER, DEVELOPER, DEVELOPER CONTAINER, AND IMAGE FORMING APPARATUS

Cu-Diamond Based Solid Phase Sintered Body Having Excellent Heat Re...

EXTERNAL ADDITIVE FOR TONER, TONER COVERED WITH EXTERNAL ADDITIVE,...

TONER, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS

TONER, DEVELOPER, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE

TONER PARTICLE, DEVELOPER, AND IMAGE FORMING METHOD

TONER, DEVELOPER, AND METHOD OF MANUFACTURING TONER

TONER, AND DEVELOPER, IMAGE FORMING METHOD AND PROCESS CARTRIDGE US...

Battery, Charging Apparatus and Electronic Device

Battery, Charging Apparatus and Electronic Device

THREE-PIECE SQUARE CAN AND METHOD OF MANUFACTURING THE SAME

Storage battery and insulating material and battery container using...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

CARRIER AND METHOD FOR PRODUCING THE SAME, DEVELOPER AND IMAGE FORM...