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Masahiro Mitsuda
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Uji-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Planar optical waveguide, method for manufacturing the same and pol...
Patent number
6,836,608
Issue date
Dec 28, 2004
Matsushita Electric Industrial Co., Ltd.
Yoshio Kishimoto
G02 - OPTICS
Information
Patent Grant
Light-wave circuit module and method for manufacturing the same
Patent number
6,714,696
Issue date
Mar 30, 2004
Matsushita Electric Industrial Co., Ltd.
Yoshio Kishimoto
G02 - OPTICS
Information
Patent Grant
Optical communications module and method for mounting optical commu...
Patent number
6,547,451
Issue date
Apr 15, 2003
Matsushita Electric Industrial Co., Ltd.
Tohru Nishikawa
G02 - OPTICS
Information
Patent Grant
Optical transmitter/receiver apparatus, method for fabricating the...
Patent number
6,517,257
Issue date
Feb 11, 2003
Matsushita Electric Industrial Co., Ltd.
Tohru Nishikawa
G02 - OPTICS
Information
Patent Grant
Bidirectional optical semiconductor apparatus
Patent number
6,515,307
Issue date
Feb 4, 2003
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Optical device and method for producing the same
Patent number
6,406,196
Issue date
Jun 18, 2002
Matsushita Electric Industrial Co., Ltd.
Tomoaki Uno
G02 - OPTICS
Information
Patent Grant
Bidirectional optical semiconductor apparatus
Patent number
6,350,064
Issue date
Feb 26, 2002
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Optical transmitter/receiver apparatus, method for fabricating the...
Patent number
6,332,719
Issue date
Dec 25, 2001
Matsushita Electric Industrial Co., Ltd.
Tohru Nishikawa
G02 - OPTICS
Information
Patent Grant
Semiconductor light-receiving device, method of manufacturing the s...
Patent number
6,327,407
Issue date
Dec 4, 2001
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Bidirectional optical semiconductor apparatus
Patent number
6,264,377
Issue date
Jul 24, 2001
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Semiconductor laser module, optical fiber amplifier and optical tra...
Patent number
5,978,535
Issue date
Nov 2, 1999
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Optical fiber amplifier, semiconductor laser module for pumping and...
Patent number
5,936,763
Issue date
Aug 10, 1999
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Grant
Intermediate isolator type fiber amplifier and fiber transmission s...
Patent number
5,914,808
Issue date
Jun 22, 1999
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Erbium-doped fiber amplifier and an optical fiber communication system
Patent number
5,623,362
Issue date
Apr 22, 1997
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical fiber amplifier and optical fiber transmission apparatus
Patent number
5,598,491
Issue date
Jan 28, 1997
Matsushita Electric Industrial Co., Ltd.
Jun Ohya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical fiber amplifier and optical fiber communication system
Patent number
5,598,294
Issue date
Jan 28, 1997
Matsushita Electric Industrial Co., Ltd.
Tomoaki Uno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical fiber amplifier and optical fiber transmission system
Patent number
5,563,733
Issue date
Oct 8, 1996
Matsushita Electric Industrial Co., Ltd.
Masahiro Mitsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Light-wave circuit module and method for manufacturing the same
Publication number
20020085785
Publication date
Jul 4, 2002
Yoshio Kishimoto
G02 - OPTICS
Information
Patent Application
Planar optical waveguide, method for manufacturing the same and pol...
Publication number
20020085825
Publication date
Jul 4, 2002
Yoshio Kishimoto
G02 - OPTICS
Information
Patent Application
Optical transmitter/receiver apparatus, method for fabricating the...
Publication number
20020048436
Publication date
Apr 25, 2002
Matsushita Electric Industrial Co., Ltd.
Tohru Nishikawa
G02 - OPTICS
Information
Patent Application
Bidirectional optical semiconductor apparatus
Publication number
20010033719
Publication date
Oct 25, 2001
Masahiro Mitsuda
G02 - OPTICS
Information
Patent Application
Bidirectional optical semiconductor apparatus
Publication number
20010000621
Publication date
May 3, 2001
Masahiro Mitsuda
G02 - OPTICS