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Tomoaki Suga
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image reading device and image forming apparatus incorporating same
Patent number
11,381,709
Issue date
Jul 5, 2022
Ricoh Company, Ltd.
Tatsuya Ishii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Deviation detection device, belt device, and image forming apparatu...
Patent number
10,871,732
Issue date
Dec 22, 2020
Ricoh Company, Ltd.
Takahiro Konishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt deviation detection device, belt device, image forming apparat...
Patent number
10,788,779
Issue date
Sep 29, 2020
Ricoh Company, Ltd.
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image reading device and image forming apparatus incorporating the...
Patent number
10,298,792
Issue date
May 21, 2019
Ricoh Company, Ltd.
Satoshi Nakayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Position measurement reference sheet, image forming apparatus, and...
Patent number
10,136,010
Issue date
Nov 20, 2018
Ricoh Company, Ltd.
Yumiko Kishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image measurement sheet, image forming apparatus, and method
Patent number
10,015,361
Issue date
Jul 3, 2018
Ricoh Company, Ltd.
Tomoaki Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Duct that is detachable to a main body, and a main body including a...
Patent number
9,791,830
Issue date
Oct 17, 2017
Ricoh Company, Ltd.
Hiromitsu Fujiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Scanning line adjuster, optical scanner incorporating the scanning...
Patent number
9,519,138
Issue date
Dec 13, 2016
Ricoh Company Ltd.
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanning device, image forming apparatus, and optical scann...
Patent number
8,022,347
Issue date
Sep 20, 2011
Ricoh Company, Ltd.
Hibiki Tatsuno
G01 - MEASURING TESTING
Information
Patent Grant
Beam scanning device with light blocking member
Patent number
7,515,322
Issue date
Apr 7, 2009
Ricoh Company, Ltd.
Tomoaki Suga
G02 - OPTICS
Information
Patent Grant
Heat exhaustion apparatus and image forming apparatus using same
Patent number
7,400,842
Issue date
Jul 15, 2008
Ricoh Company, Ltd.
Kenichi Takehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image reader and imaging apparatus capable of reducing vibration an...
Patent number
6,779,725
Issue date
Aug 24, 2004
Ricoh Company, Ltd.
Masashi Kohchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240085836
Publication date
Mar 14, 2024
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
UNIT ACCOMMODATION APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20240077830
Publication date
Mar 7, 2024
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240053695
Publication date
Feb 15, 2024
Hiroaki TAKAGI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20230113719
Publication date
Apr 13, 2023
RICOH COMPANY, LTD.
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20210266423
Publication date
Aug 26, 2021
RICOH COMPANY, LTD.
TATSUYA ISHII
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEVIATION DETECTION DEVICE, BELT DEVICE, AND IMAGE FORMING APPARATU...
Publication number
20200133172
Publication date
Apr 30, 2020
RICOH COMPANY, LTD.
Takahiro Konishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
BELT DEVIATION DETECTION DEVICE, BELT DEVICE, IMAGE FORMING APPARAT...
Publication number
20200064765
Publication date
Feb 27, 2020
RICOH COMPANY, LTD.
Tomoaki Suga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...
Publication number
20180020108
Publication date
Jan 18, 2018
RICOH COMPANY, LTD.
Satoshi NAKAYAMA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
IMAGE MEASUREMENT SHEET, IMAGE FORMING APPARATUS, AND METHOD
Publication number
20170034392
Publication date
Feb 2, 2017
RICOH COMPANY, LTD.
Tomoaki SUGA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20160313693
Publication date
Oct 27, 2016
Hiromitsu FUJIYA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POSITION MEASUREMENT REFERENCE SHEET, IMAGE FORMING APPARATUS, AND...
Publication number
20160277610
Publication date
Sep 22, 2016
RICOH COMPANY, LTD.
Yumiko KISHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SCANNING LINE ADJUSTER, OPTICAL SCANNER INCORPORATING THE SCANNING...
Publication number
20160231562
Publication date
Aug 11, 2016
Ricoh Company, Ltd.
Tomoaki SUGA
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNING DEVICE, IMAGE FORMING APPARATUS, AND OPTICAL SCANN...
Publication number
20090314927
Publication date
Dec 24, 2009
Hibiki Tatsuno
G02 - OPTICS
Information
Patent Application
Image forming apparatus
Publication number
20060120748
Publication date
Jun 8, 2006
Kenichi Takehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Beam scanning device with light blocking member
Publication number
20060055996
Publication date
Mar 16, 2006
Tomoaki Suga
G02 - OPTICS
Information
Patent Application
Image reader and imaging apparatus capable of reducing vibration an...
Publication number
20030006284
Publication date
Jan 9, 2003
Masashi Kohchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE