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Toshiro Okubo
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Ukyo-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light-emitting element driving device
Patent number
11,864,282
Issue date
Jan 2, 2024
Rohm Co., Ltd.
Makoto Suyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Coil load driving circuit and optical disc device
Patent number
7,630,616
Issue date
Dec 8, 2009
Rohm Co., Ltd.
Toshiro Okubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Drive controller for brushless motors
Patent number
6,710,572
Issue date
Mar 23, 2004
Rohm Co., Ltd.
Toshiro Okubo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Loading drive system
Patent number
6,449,427
Issue date
Sep 10, 2002
Rohm Co., Ltd.
Toshiro Okubo
G05 - CONTROLLING REGULATING
Information
Patent Grant
Drive circuit for insulated gate type FETs
Patent number
6,429,635
Issue date
Aug 6, 2002
Rohm Co., Ltd.
Toshiro Okubo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power drive circuit
Patent number
6,369,638
Issue date
Apr 9, 2002
Rohm Co., Ltd.
Toshiro Okubo
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
LIGHT-EMITTING ELEMENT DRIVING DEVICE
Publication number
20230090191
Publication date
Mar 23, 2023
Rohm Co., Ltd.
Makoto SUYAMA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Coil Load Drive Output Circuit
Publication number
20080018365
Publication date
Jan 24, 2008
ROHM CO., LTD.
Toshiro Okubo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Coil Load Driving Circuit and Optical Disc Device
Publication number
20080019678
Publication date
Jan 24, 2008
Rohm Co., Ltd.
Toshiro Okubo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Drive controller for brushless motors
Publication number
20040155621
Publication date
Aug 12, 2004
ROHM CO., LTD.
Toshiro Okubo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Drive controller for brushless motors
Publication number
20020030464
Publication date
Mar 14, 2002
ROHM CO., LTD.
Toshiro Okubo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Drive circuit for insulated gate type fets
Publication number
20010020841
Publication date
Sep 13, 2001
ROHM CO., LTD.
Toshiro Okubo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power drive circuit
Publication number
20010002801
Publication date
Jun 7, 2001
ROHM CO., LTD.
Toshiro Okubo
H03 - BASIC ELECTRONIC CIRCUITRY