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Toshihide Maeda
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Kagoshima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Luminescent layer and light-emitting semiconductor device
Patent number
RE47453
Issue date
Jun 25, 2019
Panasonic Corporation
Toshihide Maeda
Information
Patent Grant
Semiconductor light-emitting device and manufacturing method of the...
Patent number
8,552,444
Issue date
Oct 8, 2013
Panasonic Corporation
Yoshiyuki Ide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting semiconductor device, light-emitting system and meth...
Patent number
7,772,769
Issue date
Aug 10, 2010
Panasonic Corporation
Toshihide Maeda
F21 - LIGHTING
Information
Patent Grant
Light-emitting semiconductor device, light-emitting system and meth...
Patent number
7,629,620
Issue date
Dec 8, 2009
Panasonic Corporation
Toshihide Maeda
F21 - LIGHTING
Information
Patent Grant
Light-emitting semiconductor device, light-emitting system and meth...
Patent number
7,592,639
Issue date
Sep 22, 2009
Panasonic Corporation
Toshihide Maeda
F21 - LIGHTING
Information
Patent Grant
Lighting apparatus
Patent number
7,557,383
Issue date
Jul 7, 2009
Panasonic Corporation
Kunihiko Obara
F21 - LIGHTING
Information
Patent Grant
Light-emitting semiconductor device, light-emitting system and meth...
Patent number
7,422,504
Issue date
Sep 9, 2008
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Grant
Semiconductor light emitting element and light emitting device usin...
Patent number
7,294,956
Issue date
Nov 13, 2007
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Semiconductor light emitting element and light emitting device usin...
Patent number
7,170,221
Issue date
Jan 30, 2007
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
Information
Patent Grant
Light-emitting semiconductor device, light-emitting system and meth...
Patent number
7,023,019
Issue date
Apr 4, 2006
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Grant
Light emitting diode
Patent number
6,791,116
Issue date
Sep 14, 2004
Toyoda Gosei Co., Ltd.
Yuji Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite light-emitting device, semiconductor light-emitting unit...
Patent number
6,696,704
Issue date
Feb 24, 2004
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating semiconductor light-emitting unit
Patent number
6,468,821
Issue date
Oct 22, 2002
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20120146077
Publication date
Jun 14, 2012
Koji Nakatsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD OF THE...
Publication number
20100258830
Publication date
Oct 14, 2010
Yoshiyuki Ide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light-Emitting Device and Method for Manufacturing Same
Publication number
20080164482
Publication date
Jul 10, 2008
Kunihiko Obara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light-emitting semiconductor device, light-emitting system and meth...
Publication number
20080135862
Publication date
Jun 12, 2008
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Application
Lighting apparatus
Publication number
20070097684
Publication date
May 3, 2007
Kunihiko Obara
F21 - LIGHTING
Information
Patent Application
Light-emitting semiconductor device, light-emitting system and meth...
Publication number
20070046169
Publication date
Mar 1, 2007
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Application
Light-emitting semiconductor device, light-emitting system and meth...
Publication number
20060124942
Publication date
Jun 15, 2006
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Application
Light-emitting semiconductor device, light-emitting system and meth...
Publication number
20050227569
Publication date
Oct 13, 2005
Matsushita Electric Industrial Co., Ltd.
Toshihide Maeda
F21 - LIGHTING
Information
Patent Application
Semiconductor light emitting element and light emitting device usin...
Publication number
20040245532
Publication date
Dec 9, 2004
Toshihide Maeda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Semiconductor light emitting device, light emitting apparatus and p...
Publication number
20040104391
Publication date
Jun 3, 2004
Toshihide Maeda
F21 - LIGHTING
Information
Patent Application
Light emitting diode
Publication number
20030214233
Publication date
Nov 20, 2003
Toyoda Gosei Co., Ltd.
Yuji Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Composite light-emitting device, semicon ductor light-emitting unit...
Publication number
20020028527
Publication date
Mar 7, 2002
Toshihide Maeda
H01 - BASIC ELECTRIC ELEMENTS