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Yuichiro Yamamoto
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Quantum cascade laser and method for manufacturing same
Patent number
11,205,887
Issue date
Dec 21, 2021
Kabushiki Kaisha Toshiba
Rei Hashimoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor laser wafer and semiconductor laser
Patent number
11,114,821
Issue date
Sep 7, 2021
Kabushiki Kaisha Toshiba
Kei Kaneko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surface-emitting quantum cascade laser
Patent number
10,490,977
Issue date
Nov 26, 2019
Kabushiki Kaisha Toshiba
Rei Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Illumination device and light-guiding member
Patent number
10,180,529
Issue date
Jan 15, 2019
Kabushiki Kaisha Toshiba
Hiroshi Ohno
G02 - OPTICS
Information
Patent Grant
Lighting apparatus and light guide
Patent number
9,810,378
Issue date
Nov 7, 2017
Kabushiki Kaisha Toshiba
Hiroshi Ohno
F21 - LIGHTING
Information
Patent Grant
LED lighting device
Patent number
9,746,140
Issue date
Aug 29, 2017
Kabushiki Kaisha Toshiba
Hiroshi Ohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light guiding body and lighting system
Patent number
9,568,661
Issue date
Feb 14, 2017
Kabushiki Kaisha Toshiba
Hiroshi Ohno
G02 - OPTICS
Information
Patent Grant
Lighting unit and lighting device
Patent number
9,194,568
Issue date
Nov 24, 2015
Toshiba Lighting & Technology Corporation
Takayoshi Moriyama
F21 - LIGHTING
Information
Patent Grant
Method for reproducing hologram
Patent number
8,000,207
Issue date
Aug 16, 2011
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording/reproducing apparatus, diffraction-gr...
Patent number
7,859,974
Issue date
Dec 28, 2010
Kabushiki Kaisha Toshiba
Shinichi Tatsuta
G11 - INFORMATION STORAGE
Information
Patent Grant
Medium, apparatus, and method of recording optical-information
Patent number
7,768,881
Issue date
Aug 3, 2010
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical head device
Patent number
7,595,472
Issue date
Sep 29, 2009
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Medium, apparatus, and method of recording optical-information
Patent number
7,545,729
Issue date
Jun 9, 2009
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk apparatus and method of tilt control
Patent number
7,477,576
Issue date
Jan 13, 2009
Kabushiki Kaisha Toshiba
Minoru Yonezawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical head device
Patent number
7,358,471
Issue date
Apr 15, 2008
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical head apparatus for reproducing information from an optical...
Patent number
6,418,098
Issue date
Jul 9, 2002
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR LASER WAFER AND SEMICONDUCTOR LASER
Publication number
20200274331
Publication date
Aug 27, 2020
KABUSHIKI KAISHA TOSHIBA
Kei KANEKO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
QUANTUM CASCADE LASER AND METHOD FOR MANUFACTURING SAME
Publication number
20200176953
Publication date
Jun 4, 2020
KABUSHIKI KAISHA TOSHIBA
Rei Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STEREOLITHOGRAPHIC APPARATUS AND STEREOLITHOGRAPHIC METHOD
Publication number
20200156362
Publication date
May 21, 2020
KABUSHIKI KAISHA TOSHIBA
Kosuke ADACHI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SURFACE-EMITTING QUANTUM CASCADE LASER
Publication number
20190148912
Publication date
May 16, 2019
KABUSHIKI KAISHA TOSHIBA
Rei HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STEREOLITHOGRAPHIC APPARATUS AND STEREOLITHOGRAPHIC METHOD
Publication number
20170291356
Publication date
Oct 12, 2017
KABUSHIKI KAISHA TOSHIBA
Kosuke ADACHI
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
LIGHT GUIDING BODY AND LIGHTING SYSTEM
Publication number
20150268405
Publication date
Sep 24, 2015
KABUSHIKI KAISHA TOSHIBA
Hiroshi Ohno
G02 - OPTICS
Information
Patent Application
LED LIGHTING DEVICE
Publication number
20150192258
Publication date
Jul 9, 2015
Toshiba Materials Co., Ltd.
Hiroshi Ohno
F21 - LIGHTING
Information
Patent Application
LIGHTING APPARATUS AND LIGHT GUIDE
Publication number
20140362599
Publication date
Dec 11, 2014
KABUSHIKI KAISHA TOSHIBA
Hiroshi Ohno
F21 - LIGHTING
Information
Patent Application
ILLUMINATION DEVICE AND LIGHT-GUIDING MEMBER
Publication number
20140293645
Publication date
Oct 2, 2014
KABUSHIKI KAISHA TOSHIBA
HIROSHI OHNO
G02 - OPTICS
Information
Patent Application
LIGHTING UNIT AND LIGHTING DEVICE
Publication number
20130250577
Publication date
Sep 26, 2013
Kabushiki Kaisha Toshiba
Takayoshi MORIYAMA
F21 - LIGHTING
Information
Patent Application
LIGHTING UNIT AND LIGHTING DEVICE
Publication number
20130250574
Publication date
Sep 26, 2013
Kabushiki Kaisha Toshiba
Takayoshi MORIYAMA
F21 - LIGHTING
Information
Patent Application
OPTICAL INFORMATION REPRODUCING METHOD, OPTICAL INFORMATION REPRODU...
Publication number
20100246348
Publication date
Sep 30, 2010
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD FOR REPRODUCING HOLOGRAM
Publication number
20100149946
Publication date
Jun 17, 2010
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION REPRODUCING APPARATUS AND METHOD THEREOF
Publication number
20090268582
Publication date
Oct 29, 2009
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING/REPRODUCING APPARATUS, OPTICAL INFORM...
Publication number
20090196145
Publication date
Aug 6, 2009
Kabushiki Kaisha Toshiba
Shinichi Tatsuta
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING APPARATUS AND METHOD
Publication number
20090161519
Publication date
Jun 25, 2009
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING/REPRODUCING APPARATUS, DIFFRACTION-GR...
Publication number
20090080318
Publication date
Mar 26, 2009
Kabushiki Kaisha Toshiba
Shinichi Tatsuta
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING APPARATUS
Publication number
20090021811
Publication date
Jan 22, 2009
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL HEAD DEVICE
Publication number
20080315069
Publication date
Dec 25, 2008
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G02 - OPTICS
Information
Patent Application
FOCUSING-ERROR DETECTING DEVICE AND HOLOGRAPHIC DATA-RECORDING/REPR...
Publication number
20080239905
Publication date
Oct 2, 2008
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM, OPTICAL INFORMATION RECORDING...
Publication number
20080239921
Publication date
Oct 2, 2008
Kabushiki Kaisha Toshiba
Shinichi Tatsuta
G11 - INFORMATION STORAGE
Information
Patent Application
MEDIUM, APPARATUS, AND METHOD OF RECORDING OPTICAL-INFORMATION
Publication number
20070230292
Publication date
Oct 4, 2007
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
MEDIUM, APPARATUS, AND METHOD OF RECORDING OPTICAL-INFORMATION
Publication number
20070223326
Publication date
Sep 27, 2007
Kabushiki Kaisha Toshiba
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical head device
Publication number
20070007430
Publication date
Jan 11, 2007
KABUSHIKI KAISHA TOSHIBA
Yuichiro Yamamoto
G02 - OPTICS
Information
Patent Application
OPTICAL HEAD APPARATUS USING DOUBLE LAYER MEDIUM
Publication number
20060239143
Publication date
Oct 26, 2006
Yuichiro YAMAMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk apparatus and an optical disk playback method
Publication number
20060221785
Publication date
Oct 5, 2006
Yuichiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk apparatus and method of tilt control
Publication number
20060140089
Publication date
Jun 29, 2006
KABUSHIKI KAISHA TOSHIBA
Minoru Yonezawa
G11 - INFORMATION STORAGE