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Masaki Yanagisawa
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface emitting laser
Patent number
11,329,453
Issue date
May 10, 2022
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surface emitting semiconductor laser
Patent number
10,128,633
Issue date
Nov 13, 2018
Sumitomo Electric Industries, Ltd.
Yuji Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mold for nano-imprinting, method for forming diffraction grating, a...
Patent number
9,272,463
Issue date
Mar 1, 2016
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Semiconductor optical integrated device
Patent number
8,964,809
Issue date
Feb 24, 2015
Sumitomo Electric Industies, Ltd.
Yoshihiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming a sampled grating and method of producing a laser...
Patent number
8,921,133
Issue date
Dec 30, 2014
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nano-imprint mold
Patent number
8,827,685
Issue date
Sep 9, 2014
Sumitomo Electric Industries, Ltd.
Yukihiro Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process to form a mold of nanoimprint technique for making diffract...
Patent number
8,679,392
Issue date
Mar 25, 2014
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for producing semiconductor optical integrated device
Patent number
8,637,329
Issue date
Jan 28, 2014
Sumitomo Electric Industries Ltd.
Yoshihiro Yoneda
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for manufacturing nano-imprint mold, method for forming resi...
Patent number
8,636,498
Issue date
Jan 28, 2014
Sumitomo Electric Industries Ltd.
Yukihiro Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for manufacturing semiconductor laser
Patent number
8,617,912
Issue date
Dec 31, 2013
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of making semiconductor optical integrated device by alterna...
Patent number
8,563,342
Issue date
Oct 22, 2013
Sumitomo Electric Industries Ltd.
Yoshihiro Yoneda
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for transcribing patterns on resin body, method for manufact...
Patent number
8,241,535
Issue date
Aug 14, 2012
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of forming diffraction grating and method of fabricating dis...
Patent number
7,851,240
Issue date
Dec 14, 2010
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method to form an optical grating and to form a distributed feedbac...
Patent number
7,763,484
Issue date
Jul 27, 2010
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-junction bipolar transistor having a transition layer betwee...
Patent number
7,038,254
Issue date
May 2, 2006
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-junction bipolar transistor and the method for producing the...
Patent number
7,030,429
Issue date
Apr 18, 2006
Sumitomo Electric Industries, Ltd.
Takeshi Kawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-junction bipolar transistor and a manufacturing method of th...
Patent number
6,885,042
Issue date
Apr 26, 2005
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-bipolar transistor
Patent number
6,876,012
Issue date
Apr 5, 2005
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-bipolar transistor with a sub-collector layer having a first...
Patent number
6,828,603
Issue date
Dec 7, 2004
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heterojunction bipolar transistor and method of making heterojuncti...
Patent number
6,784,064
Issue date
Aug 31, 2004
Sumitomo Electric Industries, Ltd.
Seiji Yaegashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar transistor and the method of manufacturing the same
Patent number
6,664,610
Issue date
Dec 16, 2003
Sumitomo Electric Industries, Ltd.
Takeshi Kawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light receiving semiconductor device with PIN structure
Patent number
6,593,635
Issue date
Jul 15, 2003
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Bipolar transistor
Patent number
6,531,722
Issue date
Mar 11, 2003
Sumitomo Electric Industries, Ltd.
Seiji Yaegashi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SURFACE EMITTING LASER
Publication number
20200412095
Publication date
Dec 31, 2020
Sumitomo Electric Industries, Ltd.
Masaki YANAGISAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING SEMICONDUCTOR LASER
Publication number
20180269655
Publication date
Sep 20, 2018
Sumitomo Electric Industries, Ltd.
Yuji Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MOLD FOR NANO-IMPRINTING, METHOD FOR FORMING DIFFRACTION GRATING, A...
Publication number
20140073073
Publication date
Mar 13, 2014
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20130058371
Publication date
Mar 7, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR PRODUCING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20130012002
Publication date
Jan 10, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF FORMING A SAMPLED GRATING AND METHOD OF PRODUCING A LASER...
Publication number
20130011947
Publication date
Jan 10, 2013
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR LASER
Publication number
20130005062
Publication date
Jan 3, 2013
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF MAKING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20120309121
Publication date
Dec 6, 2012
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR MANUFACTURING NANO-IMPRINT MOLD, METHOD FOR FORMING RESI...
Publication number
20120040041
Publication date
Feb 16, 2012
Sumitomo Electric Industries, Ltd.
Yukihiro TSUJI
B82 - NANO-TECHNOLOGY
Information
Patent Application
NANO-IMPRINT MOLD
Publication number
20120003348
Publication date
Jan 5, 2012
Sumitomo Electric Industries, Ltd.
Yukihiro TSUJI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PROCESS TO FORM A MOLD OF NANOIMPRINT TECHNIQUE FOR MAKING DIFFRACT...
Publication number
20110212556
Publication date
Sep 1, 2011
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF FORMING DIFFRACTION GRATING AND METHOD OF FABRICATING DIS...
Publication number
20100081224
Publication date
Apr 1, 2010
Sumitomo Electric Industries, Ltd.
Masaki Yanagisawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Process to form a mold of nanoimprint technique for making diffract...
Publication number
20090053656
Publication date
Feb 26, 2009
Masaki Yanagisawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Method to form an optical grating and to form a distributed feedbac...
Publication number
20090023238
Publication date
Jan 22, 2009
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hetero-junction bipolar transistor and the method for producing the...
Publication number
20050230707
Publication date
Oct 20, 2005
Takeshi Kawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hetero-junction bipolar transistor having a transition layer betwee...
Publication number
20040169196
Publication date
Sep 2, 2004
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hetero-junction bipolar transistor and a manufacturing method of th...
Publication number
20040016941
Publication date
Jan 29, 2004
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar transistor and a method for manufacturing the same
Publication number
20030218184
Publication date
Nov 27, 2003
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hetero-bipolar transistor
Publication number
20030160266
Publication date
Aug 28, 2003
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar transistor and the method of manufacturing the same
Publication number
20030075737
Publication date
Apr 24, 2003
Takeshi Kawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light receiving semiconductor device with PIN structure
Publication number
20030017681
Publication date
Jan 23, 2003
Masaki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar transistor
Publication number
20020117665
Publication date
Aug 29, 2002
Seiji Yaegassi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Heterojunction bipolar transistor and method of making heterojuncti...
Publication number
20020105011
Publication date
Aug 8, 2002
Seiji Yaegashi
H01 - BASIC ELECTRIC ELEMENTS