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Masaki Yoshino
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus, system, and method for detecting malfunction
Patent number
12,153,838
Issue date
Nov 26, 2024
Ricoh Company, Ltd.
Takuhei Yokoyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Printed matter, infrared-absorbing-pigment-containing toner, tonner...
Patent number
11,733,619
Issue date
Aug 22, 2023
Ricoh Company, Ltd.
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Authenticity determination system, image forming apparatus, and pri...
Patent number
11,397,398
Issue date
Jul 26, 2022
Ricoh Company, Ltd.
Taira Otsuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus using special toner and performing fixing c...
Patent number
11,003,124
Issue date
May 11, 2021
Ricoh Company, Ltd.
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having toner amount suppression control
Patent number
10,725,420
Issue date
Jul 28, 2020
Ricoh Company, Ltd.
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner set, image forming method, and image forming apparatus
Patent number
10,684,569
Issue date
Jun 16, 2020
Ricoh Company, Ltd.
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-forming method, image-forming apparatus, laser irradiation pr...
Patent number
10,603,925
Issue date
Mar 31, 2020
Ricoh Company, Ltd.
Kazumi Suzuki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Light-absorbing material flying apparatus, method for flying light-...
Patent number
10,427,322
Issue date
Oct 1, 2019
Ricoh Company, Ltd.
Kazumi Suzuki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Belt driving roller including electroviscous force developing membe...
Patent number
9,665,046
Issue date
May 30, 2017
Ricoh Company, Ltd.
Jun Aoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Overcoat composition for electrophotography, electrophotographic im...
Patent number
9,052,618
Issue date
Jun 9, 2015
Ricoh Company, Ltd.
Tsuyoshi Asami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Anisotropic magnetic material-dispersed resin carrier, electrophoto...
Patent number
8,603,718
Issue date
Dec 10, 2013
Ricoh Company, Ltd.
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Oscillator circuit and semiconductor integrated circuit device
Patent number
7,030,710
Issue date
Apr 18, 2006
NEC Electronics Corporation
Masaki Yoshino
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Pulse width modulation control which data transfer is inhibited by...
Patent number
6,023,741
Issue date
Feb 8, 2000
NEC Corporation
Masaki Yoshino
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information display method
Patent number
5,920,844
Issue date
Jul 6, 1999
Ricoh Company, Ltd.
Yoshihiko Hotta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of recording information and images in card having informati...
Patent number
5,880,445
Issue date
Mar 9, 1999
Ricoh Company, Ltd.
Makoto Mori
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Thermal recording structure and method
Patent number
5,686,382
Issue date
Nov 11, 1997
Ricoh Company, Ltd.
Akira Suzuki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electrostatic printing method
Patent number
4,634,257
Issue date
Jan 6, 1987
Fuji Xerox Co., Ltd.
Masaki Yoshino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic printing method using heat sensitive thermal ink tran...
Patent number
4,532,865
Issue date
Aug 6, 1985
Fuji Xerox Co., Ltd.
Masaki Yoshino
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Cleaning and developing unit
Patent number
4,480,905
Issue date
Nov 6, 1984
Fuji Xerox Co., Ltd.
Masaki Yoshino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic printing method
Patent number
4,443,093
Issue date
Apr 17, 1984
Fuji Xerox Co., Ltd.
Masaki Yoshino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS, SYSTEM, AND METHOD
Publication number
20240069823
Publication date
Feb 29, 2024
Takuhei YOKOYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PRINTED MATTER, INFRARED-ABSORBING-PIGMENT-CONTAINING TONER, TONNER...
Publication number
20210341851
Publication date
Nov 4, 2021
RICOH COMPANY, LTD.
Kazumi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20200310324
Publication date
Oct 1, 2020
RICOH COMPANY, LTD.
Masato TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
AUTHENTICITY DETERMINATION SYSTEM, IMAGE FORMING APPARATUS, AND PRI...
Publication number
20200079097
Publication date
Mar 12, 2020
Taira OTSUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER SET, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS
Publication number
20190204760
Publication date
Jul 4, 2019
Kazumi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20190196362
Publication date
Jun 27, 2019
RICOH COMPANY, LTD.
Masato TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE-FORMING METHOD, IMAGE-FORMING APPARATUS, LASER IRRADIATION PR...
Publication number
20180201027
Publication date
Jul 19, 2018
Kazumi SUZUKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIGHT-ABSORBING MATERIAL FLYING APPARATUS, METHOD FOR FLYING LIGHT-...
Publication number
20170348872
Publication date
Dec 7, 2017
Kazumi SUZUKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
BELT DRIVING ROLLER INCLUDING ELECTROVISCOUS FORCE DEVELOPING MEMBE...
Publication number
20160061300
Publication date
Mar 3, 2016
RICOH COMPANY, LTD.
Jun Aoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OVERCOAT COMPOSITION FOR ELECTROPHOTOGRAPHY, ELECTROPHOTOGRAPHIC IM...
Publication number
20140011949
Publication date
Jan 9, 2014
RICOH COMPANY, LTD.
Tsuyoshi Asami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ANISOTROPIC MAGNETIC MATERIAL-DISPERSED RESIN CARRIER, ELECTROPHOTO...
Publication number
20120202147
Publication date
Aug 9, 2012
RICOH COMPANY, LTD.
Kazumi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Oscillator circuit and semiconductor integrated circuit device
Publication number
20050030111
Publication date
Feb 10, 2005
NEC Electronics Corporation
Masaki Yoshino
H03 - BASIC ELECTRONIC CIRCUITRY