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Osamu Hamada
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Capacitor power supply, voltage monitoring device, method of monito...
Patent number
8,981,788
Issue date
Mar 17, 2015
Taiyo Yuden Co., Ltd.
Katsuei Ishida
G01 - MEASURING TESTING
Information
Patent Grant
Radio communication apparatus and radio communication method, radio...
Patent number
RE45126
Issue date
Sep 9, 2014
Sony Corporation
Osamu Hamada
455 - Telecommunications
Information
Patent Grant
Radio communication apparatus and radio communication method, radio...
Patent number
RE44185
Issue date
Apr 30, 2013
Sony Corporation
Osamu Hamada
455 - Telecommunications
Information
Patent Grant
Radio communication apparatus and radio communication method, radio...
Patent number
7,356,308
Issue date
Apr 8, 2008
Sony Corporation
Osamu Hamada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Radio transmission device and method, radio receiving device and me...
Patent number
7,299,191
Issue date
Nov 20, 2007
Sony Corporation
Osamu Hamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication apparatus and radio communication method, radio...
Patent number
7,177,595
Issue date
Feb 13, 2007
Sony Corporation
Osamu Hamada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Radio transmission device and method, radio receiving device and me...
Patent number
6,978,242
Issue date
Dec 20, 2005
Sony Corporation
Osamu Hamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone apparatus
Patent number
6,125,264
Issue date
Sep 26, 2000
Sony Corporation
Hidekazu Watanabe
G08 - SIGNALLING
Information
Patent Grant
Digital graphic equalizer
Patent number
4,661,982
Issue date
Apr 28, 1987
Sony Corporation
Naohisa Kitazato
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital signal processing system
Patent number
4,511,966
Issue date
Apr 16, 1985
Sony Corporation
Osamu Hamada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Signal processing system
Patent number
4,388,849
Issue date
Jun 21, 1983
Sony Corporation
Osamu Hamada
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Digital waveform generating apparatus
Patent number
4,338,674
Issue date
Jul 6, 1982
Sony Corporation
Osamu Hamada
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Fluid flow control speaker system
Patent number
4,194,095
Issue date
Mar 18, 1980
Sony Corporation
Toshitada Doi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tone generator for electrical music instrument
Patent number
4,179,969
Issue date
Dec 25, 1979
Sony Corporation
Osamu Hamada
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
CAPACITOR POWER SUPPLY, VOLTAGE MONITORING DEVICE, METHOD OF MONITO...
Publication number
20150042348
Publication date
Feb 12, 2015
Taiyo Yuden Co., Ltd.
Katsuei Ishida
G01 - MEASURING TESTING
Information
Patent Application
Radio communication apparatus and radio communication method, radio...
Publication number
20070111739
Publication date
May 17, 2007
Sony Corporation
Osamu Hamada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Radio transmission device and method, radio receiving device and me...
Publication number
20050164632
Publication date
Jul 28, 2005
Osamu Hamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio communication device radio communication method, radio commun...
Publication number
20050020207
Publication date
Jan 27, 2005
Osamu Hamada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Radio transmission device and method, radio receiving device and me...
Publication number
20020065043
Publication date
May 30, 2002
Osamu Hamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE