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Norihiro YAMAMOTO
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Permanent magnet motor, position estimation apparatus and motor dri...
Patent number
10,680,471
Issue date
Jun 9, 2020
Ricoh Company, Ltd.
Takashi Hashimoto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor controller, motor driving apparatus, motor driving system, im...
Patent number
10,199,967
Issue date
Feb 5, 2019
Ricoh Company, Ltd.
Norihiro Yamamoto
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Angle estimator, motor controller, motor driver, motor driving syst...
Patent number
10,133,223
Issue date
Nov 20, 2018
Ricoh Company, Ltd.
Fumihiro Shimizu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Illumination light and illumination device
Patent number
9,572,213
Issue date
Feb 14, 2017
Ricoh Company, Ltd.
Ryohsuke Nishi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Peripheral device, network system, communication processing method
Patent number
8,689,002
Issue date
Apr 1, 2014
Ricoh Company, Ltd.
Norihiro Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus and light intensity control method
Patent number
8,305,412
Issue date
Nov 6, 2012
Ricoh Company, Limited
Norihiro Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Recording condition setting method, program, recording medium, and...
Patent number
7,639,575
Issue date
Dec 29, 2009
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Image reader having photoelectric conversion line sensors
Patent number
5,390,032
Issue date
Feb 14, 1995
Ricoh Company, Ltd.
Norihiro Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video recording/reproducing apparatus and method of editing video tape
Patent number
5,029,021
Issue date
Jul 2, 1991
Kabushiki Kaisha Toshiba
Norihiro Yamamoto
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
THREE-DIMENSIONAL FABRICATION APPARATUS, CONTROLLER, AND CONTROL ME...
Publication number
20210260830
Publication date
Aug 26, 2021
Ricoh Company, Ltd.
Norihiro YAMAMOTO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SHAPING DEVICE, SYSTEM, AND METHOD
Publication number
20200269514
Publication date
Aug 27, 2020
RICOH COMPANY, LTD.
Norihiro YAMAMOTO
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
MOTOR CONTROLLER, MOTOR DRIVING APPARATUS, MOTOR DRIVING SYSTEM, IM...
Publication number
20180013363
Publication date
Jan 11, 2018
RICOH COMPANY, LTD.
Norihiro YAMAMOTO
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
ANGLE ESTIMATOR, MOTOR CONTROLLER, MOTOR DRIVER, MOTOR DRIVING SYST...
Publication number
20170373617
Publication date
Dec 28, 2017
RICOH COMPANY, LTD.
Fumihiro SHIMIZU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PERMANENT MAGNET MOTOR, POSITION ESTIMATION APPARATUS AND MOTOR DRI...
Publication number
20160149443
Publication date
May 26, 2016
RICOH COMPANY, LTD.
Takashi HASHIMOTO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ILLUMINATION LIGHT AND ILLUMINATION DEVICE
Publication number
20160066376
Publication date
Mar 3, 2016
RICOH COMPANY, LTD.
Ryohsuke Nishi
F21 - LIGHTING
Information
Patent Application
POSITION ESTIMATION DEVICE, MOTOR DRIVE CONTROL DEVICE, POSITION ES...
Publication number
20160065109
Publication date
Mar 3, 2016
RICOH COMPANY, LTD.
Norihiro YAMAMOTO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE CONTROL APPARATUS AND MOTOR DRIVE CONTROL METHOD
Publication number
20160056743
Publication date
Feb 25, 2016
RICOH COMPANY, LTD.
Haruyuki SUZUKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POSITION ESTIMATION DEVICE, MOTOR DRIVE CONTROL DEVICE, AND POSITIO...
Publication number
20160011009
Publication date
Jan 14, 2016
RICOH COMPANY, LTD.
Fumihiro SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
PERIPHERAL DEVICE, NETWORK SYSTEM, COMMUNICATION PROCESSING METHOD
Publication number
20110185183
Publication date
Jul 28, 2011
Ricoh Company, Ltd.
Norihiro YAMAMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS, LIGHT-INTENSITY CORRECTION METHOD, AND COM...
Publication number
20110032323
Publication date
Feb 10, 2011
Hidetoshi YAMASHITA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS AND LIGHT INTENSITY CONTROL METHOD
Publication number
20110001788
Publication date
Jan 6, 2011
Norihiro YAMAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and method of the same
Publication number
20070076256
Publication date
Apr 5, 2007
KABUSHIKI KAISHA TOSHIBA
Norihiro Yamamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image forming apparatus
Publication number
20060033948
Publication date
Feb 16, 2006
KABUSHIKI KAISHA TOSHIBA
Norihiro Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Stable write trial process with respect to optical record medium
Publication number
20050025013
Publication date
Feb 3, 2005
Norihiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical data recording method and optical disk device
Publication number
20040145978
Publication date
Jul 29, 2004
Norihiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Recording condition setting method, program, recording medium, and...
Publication number
20040037190
Publication date
Feb 26, 2004
Haruyuki Suzuki
G11 - INFORMATION STORAGE