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Yoshiki Oyama
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Synchronous rectification control circuit, control method, power su...
Patent number
11,251,715
Issue date
Feb 15, 2022
Sony Corporation
Yoshiki Oyama
G01 - MEASURING TESTING
Information
Patent Grant
Power-supply apparatus and display apparatus
Patent number
RE47993
Issue date
May 12, 2020
Saturn Licensing LLC
Noburo Ogura
Information
Patent Grant
Power supply apparatus and display apparatus
Patent number
RE47794
Issue date
Dec 31, 2019
Saturn Licensing LLC
Noburo Ogura
Information
Patent Grant
Light emitting element drive device, light emitting element drive m...
Patent number
9,105,219
Issue date
Aug 11, 2015
Sony Corporation
Tatsuki Nishino
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light emitting diode driving apparatus
Patent number
8,222,824
Issue date
Jul 17, 2012
Sony Corporation
Mitsuru Yamane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED driving apparatus and method of controlling luminous power
Patent number
7,916,101
Issue date
Mar 29, 2011
Sony Corporation
Yoshiki Oyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Power supply apparatus and display apparatus
Patent number
7,764,022
Issue date
Jul 27, 2010
Sony Corporation
Noburo Ogura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Fluorescent lamp driver and liquid crystal display apparatus
Patent number
7,397,198
Issue date
Jul 8, 2008
Sony Corporation
Yoshiki Oyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting element drive device and display apparatus
Patent number
7,312,783
Issue date
Dec 25, 2007
Sony Corporation
Yoshiki Oyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Discharge tube lighting apparatus, light source apparatus, and disp...
Patent number
7,294,973
Issue date
Nov 13, 2007
Sony Corporation
Masanobu Takahama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
AC plug and electrical apparatus provided with same
Patent number
7,254,005
Issue date
Aug 7, 2007
Sony Corporation
Yoshiki Oyama
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SYNCHRONOUS RECTIFICATION CONTROL CIRCUIT, CONTROL METHOD, POWER SU...
Publication number
20210184587
Publication date
Jun 17, 2021
SONY CORPORATION
Yoshiki Oyama
G01 - MEASURING TESTING
Information
Patent Application
POWER SUPPLY CIRCUIT AND ELECTRIC VEHICLE
Publication number
20200204074
Publication date
Jun 25, 2020
SONY CORPORATION
YOSHIKI OYAMA
B60 - VEHICLES IN GENERAL
Information
Patent Application
POWER SUPPLY CIRCUIT AND ELECTRIC VEHICLE
Publication number
20200076304
Publication date
Mar 5, 2020
SONY CORPORATION
YOSHIKI OYAMA
B60 - VEHICLES IN GENERAL
Information
Patent Application
LIGHT EMITTING ELEMENT DRIVE DEVICE, LIGHT EMITTING ELEMENT DRIVE M...
Publication number
20130249972
Publication date
Sep 26, 2013
SONY CORPORATION
Tatsuki Nishino
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Light Emitting Diode Driving Apparatus
Publication number
20100039037
Publication date
Feb 18, 2010
Mitsuru YAMANE
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Discharge tube lighting apparatus, light source apparatus, and disp...
Publication number
20060279232
Publication date
Dec 14, 2006
SONY CORPORATION
Masanobu Takahama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Power supply apparatus and display apparatus
Publication number
20060192501
Publication date
Aug 31, 2006
Noburo Ogura
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Light emitting element drive device and display system
Publication number
20060082529
Publication date
Apr 20, 2006
SONY CORPORATION
Yoshiki Oyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
LED driving apparatus and method of controlling luminous power
Publication number
20060082538
Publication date
Apr 20, 2006
SONY CORPORATION
Yoshiki Oyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
AC plug and electrical apparatus provided with same
Publication number
20050272292
Publication date
Dec 8, 2005
Sony Corporation
Yoshiki Oyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fluorescent lamp driver and liquid crystal display apparatus
Publication number
20050253536
Publication date
Nov 17, 2005
Yoshiki Oyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR