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Haruyuki Suzuki
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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
Current detecting device, motor controlling system, image forming a...
Patent number
10,472,194
Issue date
Nov 12, 2019
Ricoh Company, Ltd.
Takeo Seki
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
Motor controller, motor driver, and motor driving system
Patent number
10,133,255
Issue date
Nov 20, 2018
Ricoh Compant, Ltd.
Haruyuki Suzuki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Motor driving apparatus, motor control apparatus, conveyance appara...
Patent number
9,692,335
Issue date
Jun 27, 2017
Ricoh Company, Ltd.
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor control apparatus and motor control method
Patent number
9,684,616
Issue date
Jun 20, 2017
Ricoh Company, Limited
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor controller and motor control method
Patent number
9,588,522
Issue date
Mar 7, 2017
Ricoh Company, Ltd.
Haruyuki Suzuki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Motor control device
Patent number
9,306,483
Issue date
Apr 5, 2016
Ricoh Company, Limited
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor speed controller and control method
Patent number
9,024,568
Issue date
May 5, 2015
Ricoh Company, Ltd.
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor controller and motor control method
Patent number
9,018,885
Issue date
Apr 28, 2015
Ricoh Company, Ltd.
Haruyuki Suzuki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Motor drive controller and control method
Patent number
8,872,453
Issue date
Oct 28, 2014
Ricoh Company, Ltd.
Tomohiko Kamatani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor drive controller and control method
Patent number
8,866,421
Issue date
Oct 21, 2014
Ricoh Company, Ltd.
Tomohiko Kamatani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Angle detection device, motor driving device, and image forming app...
Patent number
8,860,346
Issue date
Oct 14, 2014
Ricoh Company, Ltd.
Fumihiro Shimizu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Image forming apparatus
Patent number
8,451,308
Issue date
May 28, 2013
Ricoh Company, Ltd.
Mitsuo Suzuki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Motor driving device
Patent number
8,427,089
Issue date
Apr 23, 2013
Ricoh Company, Ltd.
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Optical scanner and color image forming apparatus
Patent number
8,130,435
Issue date
Mar 6, 2012
Ricoh Company, Ltd.
Mitsuo Suzuki
G02 - OPTICS
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
Method and apparatus for recording data at accurate location on rec...
Patent number
7,573,789
Issue date
Aug 11, 2009
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk device recording data on a recordable or rewritable op...
Patent number
7,558,172
Issue date
Jul 7, 2009
Ricoh Company, Ltd.
Kei Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording apparatus for controlling recording power of...
Patent number
7,502,293
Issue date
Mar 10, 2009
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium, optical information recording...
Patent number
7,496,027
Issue date
Feb 24, 2009
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording apparatus, method and system, with increased...
Patent number
7,411,881
Issue date
Aug 12, 2008
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording condition determining method, program, and medium, inform...
Patent number
7,359,300
Issue date
Apr 15, 2008
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording condition compensation method, program, recording medium,...
Patent number
7,209,419
Issue date
Apr 24, 2007
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk apparatus, optical recording method, optical recording...
Patent number
7,193,943
Issue date
Mar 20, 2007
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording/reproducing method and apparatus
Patent number
7,085,211
Issue date
Aug 1, 2006
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium, optical information recording...
Patent number
7,020,066
Issue date
Mar 28, 2006
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk device recording data on a recordable or rewritable op...
Patent number
6,987,717
Issue date
Jan 17, 2006
Ricoh Company, Ltd.
Kei Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording apparatus for controlling recording power of...
Patent number
6,944,106
Issue date
Sep 13, 2005
Ricoh Company, Inc.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for recording data at accurate location on rec...
Patent number
6,795,384
Issue date
Sep 21, 2004
Ricoh Company, Ltd.
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
THREE-DIMENSIONAL FABRICATION APPARATUS
Publication number
20220363008
Publication date
Nov 17, 2022
RICOH COMPANY, LTD.
Shota HAYAKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
MOTOR CONTROLLER, MOTOR DRIVER, AND MOTOR DRIVING SYSTEM
Publication number
20180011471
Publication date
Jan 11, 2018
RICOH COMPANY, LTD.
Haruyuki SUZUKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CURRENT DETECTING DEVICE, MOTOR CONTROLLING SYSTEM, IMAGE FORMING A...
Publication number
20170190530
Publication date
Jul 6, 2017
RICOH COMPANY, LTD.
Takeo SEKI
G01 - MEASURING TESTING
Information
Patent Application
MOTOR DRIVING APPARATUS, MOTOR CONTROL APPARATUS, CONVEYANCE APPARA...
Publication number
20170063264
Publication date
Mar 2, 2017
RICOH COMPANY, LTD.
Haruyuki SUZUKI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
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
MOTOR CONTROLLER AND MOTOR CONTROL METHOD
Publication number
20150185736
Publication date
Jul 2, 2015
Haruyuki SUZUKI
G05 - CONTROLLING REGULATING
Information
Patent Application
MOTOR CONTROL DEVICE
Publication number
20140354202
Publication date
Dec 4, 2014
RICOH COMPANY, LIMITED
Haruyuki SUZUKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CONTROL APPARATUS AND MOTOR CONTROL METHOD
Publication number
20140258580
Publication date
Sep 11, 2014
RICOH COMPANY, LIMITED
Haruyuki SUZUKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
MOTOR CONTROLLER AND MOTOR CONTROL METHOD
Publication number
20130257341
Publication date
Oct 3, 2013
Haruyuki SUZUKI
G05 - CONTROLLING REGULATING
Information
Patent Application
MOTOR DRIVE CONTROLLER AND CONTROL METHOD
Publication number
20130106326
Publication date
May 2, 2013
RICOH COMPANY, LTD.
Tomohiko Kamatani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE CONTROLLER AND CONTROL METHOD
Publication number
20130106327
Publication date
May 2, 2013
RICOH COMPANY, LTD.
Tomohiko Kamatani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ANGLE DETECTION DEVICE, MOTOR DRIVING DEVICE, AND IMAGE FORMING APP...
Publication number
20130099708
Publication date
Apr 25, 2013
Fumihiro SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
MOTOR SPEED CONTROLLER AND CONTROL METHOD
Publication number
20120306419
Publication date
Dec 6, 2012
RICOH COMPANY, LTD.
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Motor driving device
Publication number
20120068643
Publication date
Mar 22, 2012
RICOH COMPANY, LIMITED
Haruyuki Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20110025813
Publication date
Feb 3, 2011
RICOH COMPANY, LTD.
Mitsuo SUZUKI
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNER AND COLOR IMAGE FORMING APPARATUS
Publication number
20090147336
Publication date
Jun 11, 2009
Mitsuo Suzuki
G02 - OPTICS
Information
Patent Application
Optical disk device recording data on a recordable or rewritable op...
Publication number
20070223330
Publication date
Sep 27, 2007
Kei Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Application
Method and apparatus for recording data at accurate location on rec...
Publication number
20070171792
Publication date
Jul 26, 2007
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information recording medium, optical information recording...
Publication number
20060083156
Publication date
Apr 20, 2006
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk device recording data on a recordable or rewritable op...
Publication number
20060023589
Publication date
Feb 2, 2006
Kei Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk device recording data on a recordable or rewritable op...
Publication number
20060023592
Publication date
Feb 2, 2006
Kei Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording apparatus for controlling recording power of...
Publication number
20050281154
Publication date
Dec 22, 2005
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording/reproducing method and apparatus
Publication number
20050099913
Publication date
May 12, 2005
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information recording medium, optical information recording...
Publication number
20050041546
Publication date
Feb 24, 2005
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording apparatus, information recording method, info...
Publication number
20050013226
Publication date
Jan 20, 2005
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Recording condition determining method, program, and medium, inform...
Publication number
20040141442
Publication date
Jul 22, 2004
Haruyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
High speed sampling circuit
Publication number
20040079864
Publication date
Apr 29, 2004
Haruyuki Suzuki
G01 - MEASURING TESTING