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hetero barrier blocking layers
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last 30 patents
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Patent Grant
Vertical cavity surface emitting device with a buried index guiding...
Patent number
12,136,798
Issue date
Nov 5, 2024
The Regents of the University of California
Constance J. Chang-Hasnain
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor optical device
Patent number
9,711,939
Issue date
Jul 18, 2017
Electronics and Telecommunications Research Institute
Dong Hun Lee
G02 - OPTICS
Information
Patent Grant
Semiconductor light-emitting device
Patent number
8,320,421
Issue date
Nov 27, 2012
Sony Corporation
Sachio Karino
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method to form semiconductor laser diode with mesa structure buried...
Patent number
8,227,275
Issue date
Jul 24, 2012
Sumitomo Electric Industries, Ltd.
Tomokazu Katsuyama
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for fabricating nitride semiconductor laser device and nitri...
Patent number
8,119,429
Issue date
Feb 21, 2012
Pansonic Corporation
Satoshi Tamura
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light emitting device
Patent number
7,915,625
Issue date
Mar 29, 2011
Sony Corporation
Sachio Karino
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor laser and manufacturing method thereof
Patent number
7,852,890
Issue date
Dec 14, 2010
Fujitsu Limited
Manabu Matsuda
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nitride semiconductor device and method for manufacturing the same
Patent number
7,842,532
Issue date
Nov 30, 2010
Panasonic Corporation
Toshiyuki Takizawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Light-emitting device on n-type InP substrate heavily doped with su...
Patent number
7,627,009
Issue date
Dec 1, 2009
Sumitomo Electric Industries Ltd.
Tomokazu Katsuyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser and manufacturing process therefor
Patent number
7,602,827
Issue date
Oct 13, 2009
NEC Electronics Corporation
Tetsuro Okuda
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Method for fabricating a semiconductor laser device that includes g...
Patent number
7,563,630
Issue date
Jul 21, 2009
The Furukawa Electric Co., Ltd.
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor laser element
Patent number
7,544,535
Issue date
Jun 9, 2009
Mitsubishi Electric Corporation
Chikara Watatani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor optical device having an improved current blocking la...
Patent number
7,504,664
Issue date
Mar 17, 2009
Mitsubishi Denki Kabushiki Kaisha
Tohru Takiguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical integrated device
Patent number
7,405,421
Issue date
Jul 29, 2008
Sumitomo Electric Industries, Ltd.
Jun-ichi Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser
Patent number
7,298,769
Issue date
Nov 20, 2007
Mitsubishi Denki Kabushiki Kaisha
Chikara Watatani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and method for fabricating the same
Patent number
7,145,930
Issue date
Dec 5, 2006
The Furukawa Electric Co., Ltd.
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Semiconductor laser device and optical disc unit
Patent number
7,123,641
Issue date
Oct 17, 2006
Sharp Kabushiki Kaisha
Shuichi Hirukawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical semiconductor device including InGaAlAs doped with Zn
Patent number
6,853,015
Issue date
Feb 8, 2005
Hitachi, Ltd.
Tomonobu Tsuchiya
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Manufacturing method of semiconductor laser diode
Patent number
6,821,801
Issue date
Nov 23, 2004
Hitachi, Ltd.
Hiroshi Sato
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Semiconductor laser device and method for fabricating the same
Patent number
6,768,759
Issue date
Jul 27, 2004
The Furukawa Electric Co., Ltd.
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making optical semi-conductor device
Patent number
5,906,753
Issue date
May 25, 1999
Mitsubishi Denki Kabushiki Kaisha
Toshitaka Aoyagi
G02 - OPTICS
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Patent Grant
Optical semiconductor device
Patent number
5,790,737
Issue date
Aug 4, 1998
Mitsubishi Denki Kabushiki Kaisha
Toshitaka Aoyagi
G02 - OPTICS
Information
Patent Grant
Transverse light emitting electroluminescent devices
Patent number
4,309,670
Issue date
Jan 5, 1982
Xerox Corporation
Robert D. Burnham
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
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Patent Application
BURIED HETEROSTRUCTURE SEMICONDUCTOR LASER AND METHOD OF MANUFACTURE
Publication number
20230352912
Publication date
Nov 2, 2023
National Research Council of Canada
Omid Salehzadeh EINABAD
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NARROW LINEWIDTH LASER WITH FLAT FREQUENCY MODULATION RESPONSE
Publication number
20230268716
Publication date
Aug 24, 2023
National Research Council of Canada
Grzegorz PAKULSKI
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
TUNABLE WAVELENGTH GAIN CHIP ARRAY FOR SENSING AND COMMUNICATION
Publication number
20230198218
Publication date
Jun 22, 2023
King Abdullah University of Science and Technology
Boon S. OOI
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
Manufacturing Method for Semiconductor Device
Publication number
20230021415
Publication date
Jan 26, 2023
Nippon Telegraph and Telephone Corporation
Takuro Fujii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
O-BAND SILICON-BASED HIGH-SPEED SEMICONDUCTOR LASER DIODE FOR OPTIC...
Publication number
20210408767
Publication date
Dec 30, 2021
FuJian Z.K. Litecore,Ltd.
zheng qun Xue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VERTICAL CAVITY SURFACE EMITTING DEVICE WITH A BURIED INDEX GUIDING...
Publication number
20210159668
Publication date
May 27, 2021
The Regents of the University of California
Constance J. Chang-Hasnain
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
III-V-ON-SILICON NANORIDGE OPTO-ELECTRONIC DEVICE WITH CARRIER BLOC...
Publication number
20200203929
Publication date
Jun 25, 2020
IMEC vzw
Yannick De Koninck
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR OPTICAL DEVICE
Publication number
20170179679
Publication date
Jun 22, 2017
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Dong Hun LEE
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20110317731
Publication date
Dec 29, 2011
Mitsubishi Electric Corporation
Tohru Takiguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD TO FORM SEMICONDUCTOR LASER DIODE WITH MESA STRUCTURE BURIED...
Publication number
20100190283
Publication date
Jul 29, 2010
Sumitomo Electric Industries, Ltd.
Tomokazu Katsuyama
B82 - NANO-TECHNOLOGY
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20100178756
Publication date
Jul 15, 2010
PANASONIC CORPORATION
Toshiyuki TAKIZAWA
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING DEVICE
Publication number
20100019255
Publication date
Jan 28, 2010
SONY CORPORATION
Sachio Karino
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE
Publication number
20090072266
Publication date
Mar 19, 2009
SONY CORPORATION
Sachio Karino
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR FABRICATING NITRIDE SEMICONDUCTOR LASER DEVICE AND NITRI...
Publication number
20080144684
Publication date
Jun 19, 2008
Satoshi TAMURA
B82 - NANO-TECHNOLOGY
Information
Patent Application
Light-emitting device on n-type InP substrate heavily doped with su...
Publication number
20080095206
Publication date
Apr 24, 2008
Tomokazu Katsuyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR LASER ELEMENT
Publication number
20080032435
Publication date
Feb 7, 2008
MITSUBISHI ELECTRIC CORPORATION
Chikara Watatani
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser element and semiconductor laser device
Publication number
20070274360
Publication date
Nov 29, 2007
Sanyo Electric Co., Ltd.
Daijiro Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride semiconductor device and method for manufacturing the same
Publication number
20070170441
Publication date
Jul 26, 2007
Toshiyuki Takizawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor optical device having an improved current blocking la...
Publication number
20070045633
Publication date
Mar 1, 2007
Mitsubishi Denki Kabushiki Kaisha
Tohru Takiguchi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device and method for fabricating the same
Publication number
20070031985
Publication date
Feb 8, 2007
FURUKAWA ELECTRIC CO., LTD.
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser
Publication number
20060268952
Publication date
Nov 30, 2006
Mitsubishi Denki Kabushiki Kaisha
Chikara Watatani
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser and manufacturing method thereof
Publication number
20060120421
Publication date
Jun 8, 2006
FUJITSU LIMITED
Manabu Matsuda
B82 - NANO-TECHNOLOGY
Information
Patent Application
Ridge waveguide semiconductor laser and method of manufacturing the...
Publication number
20060078025
Publication date
Apr 13, 2006
Kabushiki Kaisha Toshiba
Shuji Itonaga
B82 - NANO-TECHNOLOGY
Information
Patent Application
Photosemiconductor device
Publication number
20050286582
Publication date
Dec 29, 2005
FUJITSU LIMITED
Akinori Hayakawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser and manufacturing process therefor
Publication number
20050254541
Publication date
Nov 17, 2005
NEC Compound Semiconductor Devices, Ltd.
Tetsuro Okuda
B82 - NANO-TECHNOLOGY
Information
Patent Application
Optical integrated device
Publication number
20050220391
Publication date
Oct 6, 2005
Jun-ichi Hashimoto
G02 - OPTICS
Information
Patent Application
Semiconductor laser device and method for fabricating the same
Publication number
20050002431
Publication date
Jan 6, 2005
FURUKAWA ELECTRIC CO., LTD.
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device and optical disc unit
Publication number
20040223527
Publication date
Nov 11, 2004
SHARP KABUSHIKI KAISHA
Shuichi Hirukawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Optical semiconductor devices and fabrication method
Publication number
20030042479
Publication date
Mar 6, 2003
Tomonobu Tsuchiya
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device and method for fabricating the same
Publication number
20020159493
Publication date
Oct 31, 2002
Yukio Honkawa
H01 - BASIC ELECTRIC ELEMENTS