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Osamu YAMASHITA
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Power supply device with shared inductive elements under switch con...
Patent number
9,667,142
Issue date
May 30, 2017
Renesas Electronics Corporation
Hiroshi Kuroiwa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor drive controller and method for operating the same
Patent number
9,178,462
Issue date
Nov 3, 2015
Renesas Electronics Corporation
Minoru Kurosawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power supply unit
Patent number
8,004,349
Issue date
Aug 23, 2011
Renesas Electronics Corporation
Osamu Yamashita
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power supply unit
Patent number
7,859,324
Issue date
Dec 28, 2010
Renesas Electronics Corporation
Osamu Yamashita
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Cellular network acquisition method and apparatus
Patent number
7,620,395
Issue date
Nov 17, 2009
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Switching regulator
Patent number
7,492,132
Issue date
Feb 17, 2009
Renesas Technology Corp.
Hiroshi Kuroiwa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Exposure method and apparatus
Patent number
6,961,113
Issue date
Nov 1, 2005
Nikon Corporation
Yutaka Hayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for mobile communications
Patent number
6,807,435
Issue date
Oct 19, 2004
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical device, method of cleaning the same, projection aligner, an...
Patent number
6,671,033
Issue date
Dec 30, 2003
Nikon Corporation
Masayuki Akagawa
G02 - OPTICS
Information
Patent Grant
Mobile radio communication apparatus
Patent number
6,625,429
Issue date
Sep 23, 2003
NEC Corporation
Osamu Yamashita
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Projection exposure apparatus and manufacturing and adjusting metho...
Patent number
6,621,556
Issue date
Sep 16, 2003
Nikon Corporation
Masaya Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electronic shopping system
Patent number
6,360,206
Issue date
Mar 19, 2002
Oki Electric Industry Co, Ltd.
Osamu Yamashita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical device method of cleaning the same, projection aligner, and...
Patent number
6,288,769
Issue date
Sep 11, 2001
Nikon Corporation
Masayuki Akagawa
G02 - OPTICS
Information
Patent Grant
Apparatus and method for mobile communications
Patent number
6,223,034
Issue date
Apr 24, 2001
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication unit
Patent number
6,122,487
Issue date
Sep 19, 2000
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Output power control device
Patent number
6,047,167
Issue date
Apr 4, 2000
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voltage controlled oscillator circuit capable of switching between...
Patent number
5,973,519
Issue date
Oct 26, 1999
NEC Corporation
Osamu Yamashita
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power supply circuit having an auxiliary power source for compensat...
Patent number
5,892,393
Issue date
Apr 6, 1999
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus-detecting method and device having a light blocking member pl...
Patent number
5,889,276
Issue date
Mar 30, 1999
Nikon Corporation
Yasuo Yonezawa
G02 - OPTICS
Information
Patent Grant
Portable alerting unit for alerting a user to call arrival to porta...
Patent number
5,848,362
Issue date
Dec 8, 1998
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable radio terminal having a removable radio system unit
Patent number
5,809,432
Issue date
Sep 15, 1998
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Battery pack and charger arrangement which intermittently monitors...
Patent number
5,714,868
Issue date
Feb 3, 1998
NEC Corporation
Akiko Uchida
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Device and method for automatically controlling sound volume in a c...
Patent number
5,615,256
Issue date
Mar 25, 1997
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable radio device with on-vehicle adaptor system
Patent number
5,493,703
Issue date
Feb 20, 1996
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase locked loop frequency synthesizer
Patent number
5,361,044
Issue date
Nov 1, 1994
NEC Corporation
Hidehiko Norimatu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Positioning mechanism
Patent number
5,351,789
Issue date
Oct 4, 1994
NEC Corporation
Isao Tochihara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Laminated piezoelectric actuator
Patent number
5,208,506
Issue date
May 4, 1993
NEC Corporation
Osamu Yamashita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hermetically sealed electrostrictive actuator
Patent number
5,113,108
Issue date
May 12, 1992
NEC Corporation
Osamu Yamashita
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MOTOR DRIVE CONTROLLER AND METHOD FOR OPERATING THE SAME
Publication number
20160006386
Publication date
Jan 7, 2016
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE CONTROLLER AND METHOD FOR OPERATING THE SAME
Publication number
20140203751
Publication date
Jul 24, 2014
RENESAS ELECTRONICS CORPORATION
Minoru KUROSAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER SUPPLY DEVICE WITH SHARED INDUCTIVE ELEMENTS UNDER SWITCH CON...
Publication number
20140084889
Publication date
Mar 27, 2014
RENESAS ELECTRONICS CORPORATION
Hiroshi KUROIWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
NONAQUEOUS SECONDARY CELL AND METHOD OF MANUFACTURING THE SAME
Publication number
20130209878
Publication date
Aug 15, 2013
NEC Corporation
Kentaro Nakahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER SUPPLY UNIT
Publication number
20110063021
Publication date
Mar 17, 2011
RENESAS ELECTRONICS CORPORATION
Osamu YAMASHITA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FUEL CELL SYSTEM
Publication number
20090233127
Publication date
Sep 17, 2009
NEC Corporation
Kazumasa Ohya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
POWER SUPPLY UNIT
Publication number
20090212851
Publication date
Aug 27, 2009
Osamu YAMASHITA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electrode, Fuel Cell Electrode, Fuel Cell, and Production Method of...
Publication number
20090169975
Publication date
Jul 2, 2009
NHK Spring Co., Ltd.
Toru Shiraishi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Switching regulator
Publication number
20070035281
Publication date
Feb 15, 2007
RENESAS TECHNOLOGY CORP.
Hiroshi Kuroiwa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Optical device, method of cleaning the same, projection aligner, an...
Publication number
20040008328
Publication date
Jan 15, 2004
Nikon Corporation
Masayuki Akagawa
G02 - OPTICS
Information
Patent Application
Optical device, method of cleaning the same, projection aligner, an...
Publication number
20020109826
Publication date
Aug 15, 2002
Nikon Corporation
Masayuki Akagawa
G02 - OPTICS
Information
Patent Application
Projection exposure apparatus and manufacturing and adjusting metho...
Publication number
20020030799
Publication date
Mar 14, 2002
Masaya Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical device, method for cleaning the same, projection aligner, a...
Publication number
20010055099
Publication date
Dec 27, 2001
NIKON CORPORATION
Masayuki Akagawa
G02 - OPTICS
Information
Patent Application
Apparatus and method for mobile communications
Publication number
20010011033
Publication date
Aug 2, 2001
NEC Corporation
Osamu Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE