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Kichiya Itagaki
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Isesaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Motor driving apparatus and motor system
Patent number
10,784,801
Issue date
Sep 22, 2020
Renesas Electronics Corporation
Minoru Kurosawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor drive device and motor system
Patent number
10,581,364
Issue date
Mar 3, 2020
Renesas Electronics Corporation
Minoru Kurosawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Motor driving device and motor system
Patent number
10,199,963
Issue date
Feb 5, 2019
Renesas Electronics Corporation
Minoru Kurosawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor driving device and motor system
Patent number
10,084,400
Issue date
Sep 25, 2018
Renesas Electronics Corporation
Minoru Kurosawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control device, magnetic disk control system, and control method fo...
Patent number
10,056,107
Issue date
Aug 21, 2018
RENESAS ELECTRONICS CORPORATION
Minoru Kurosawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Motor driving method, motor driving device, and hard disk device
Patent number
9,503,011
Issue date
Nov 22, 2016
Renesas Electronics Corporation
Minoru Kurosawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor integrated circuit and operating method for the same
Patent number
9,502,060
Issue date
Nov 22, 2016
Renesas Electronics Corporation
Hideho Koyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor drive device and semiconductor integrated circuit device
Patent number
8,089,232
Issue date
Jan 3, 2012
Renesas Electronics Corporation
Kichiya Itagaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Drive control device of motor and disk rotation system
Patent number
7,230,785
Issue date
Jun 12, 2007
Renesas Technology Corp.
Kichiya Itagaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk storage apparatus
Patent number
6,801,382
Issue date
Oct 5, 2004
Renesas Technology Corp.
Reiichi Kimura
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MOTOR DRIVING APPARATUS AND MOTOR SYSTEM
Publication number
20190348935
Publication date
Nov 14, 2019
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE DEVICE AND MOTOR SYSTEM
Publication number
20190199265
Publication date
Jun 27, 2019
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MOTOR DRIVING DEVICE AND MOTOR SYSTEM
Publication number
20180183365
Publication date
Jun 28, 2018
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL DEVICE, MAGNETIC DISK CONTROL SYSTEM, AND CONTROL METHOD FO...
Publication number
20180096704
Publication date
Apr 5, 2018
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MOTOR DRIVE DEVICE AND MOTOR SYSTEM
Publication number
20180083557
Publication date
Mar 22, 2018
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MOTOR DRIVING DEVICE AND MOTOR SYSTEM
Publication number
20170126155
Publication date
May 4, 2017
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MOTOR DRIVING METHOD, MOTOR DRIVING DEVICE, AND HARD DISK DEVICE
Publication number
20160241177
Publication date
Aug 18, 2016
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT AND OPERATING METHOD FOR THE SAME
Publication number
20150262599
Publication date
Sep 17, 2015
Renesas Electronics Corporation
Hideho KOYAMA
G11 - INFORMATION STORAGE
Information
Patent Application
MOTOR DRIVE DEVICE AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
Publication number
20090189556
Publication date
Jul 30, 2009
Kichiya ITAGAKI
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic disk storage apparatus
Publication number
20060227448
Publication date
Oct 12, 2006
RENESAS TECHNOLOGY CORP.
Reiichi Kimura
G11 - INFORMATION STORAGE
Information
Patent Application
Drive control device of motor and disk rotation system
Publication number
20060044664
Publication date
Mar 2, 2006
Kichiya Itagaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic disk storage apparatus
Publication number
20050036228
Publication date
Feb 17, 2005
RENESAS TECHNOLOGY CORP.
Reiichi Kimura
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic disk storage apparatus
Publication number
20020181137
Publication date
Dec 5, 2002
Hitachi, Ltd.
Reiichi Kimura
G11 - INFORMATION STORAGE