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Akihiko Nishiki
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pulse time spreader and optical code division multiplexing...
Patent number
7,945,171
Issue date
May 17, 2011
Oki Electric Industry Co., Ltd.
Kensuke Sasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical code division multiplexing transmission and reception metho...
Patent number
7,680,415
Issue date
Mar 16, 2010
Oki Electric Industry Co., Ltd.
Naoki Minato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical code division multiplexing communication method and system
Patent number
7,424,226
Issue date
Sep 9, 2008
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical code division multiplex transmission method and optical cod...
Patent number
7,324,754
Issue date
Jan 29, 2008
Oki Electric Industry Co., Ltd.
Shuko Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical pulse time spreading device
Patent number
7,310,465
Issue date
Dec 18, 2007
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical encoding method and encoder for optical code division multi...
Patent number
7,224,902
Issue date
May 29, 2007
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal converter, optical encoder, optical decoder, and opt...
Patent number
7,174,103
Issue date
Feb 6, 2007
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for fabricating fiber Bragg gratings
Patent number
7,171,078
Issue date
Jan 30, 2007
Oki Electric Industry Co., Ltd.
Kensuke Sasaki
G02 - OPTICS
Information
Patent Grant
Fiber bragg grating device
Patent number
7,127,140
Issue date
Oct 24, 2006
Oki Electric Industry Co., Ltd.
Shuko Kobayashi
G02 - OPTICS
Information
Patent Grant
Method and apparatus for generating carrier suppressed optical puls...
Patent number
7,039,260
Issue date
May 2, 2006
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical filter
Patent number
6,782,165
Issue date
Aug 24, 2004
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Optical filter
Patent number
6,665,470
Issue date
Dec 16, 2003
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Method of fabricating optical waveguide device
Patent number
6,456,762
Issue date
Sep 24, 2002
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Optical filter fabrication method and apparatus, optical filter, fi...
Patent number
6,442,312
Issue date
Aug 27, 2002
Oki Electric Industry Co., Ltd.
Yoshitaka Terao
G02 - OPTICS
Information
Patent Grant
Initial alignment system for use in manufacturing an optical filter
Patent number
6,307,617
Issue date
Oct 23, 2001
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Alignment method and system for use in manufacturing an optical filter
Patent number
6,183,918
Issue date
Feb 6, 2001
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Optical filter fabrication method using fiber holder with spiral gr...
Patent number
6,174,648
Issue date
Jan 16, 2001
Oki Electric Industry Co., Ltd.
Yoshitaka Terao
G02 - OPTICS
Information
Patent Grant
Alignment method and system for use in manufacturing an optical filter
Patent number
6,038,358
Issue date
Mar 14, 2000
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Diazonium salt for thermosensitive recording medium
Patent number
5,935,756
Issue date
Aug 10, 1999
Oki Electric Industry Co., Ltd.
Katsuaki Kaifu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alignment method for optical fibers for use in manufacturing an opt...
Patent number
5,914,207
Issue date
Jun 22, 1999
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Active-matrix-addressed liquid crystal with conductor collecting li...
Patent number
5,307,189
Issue date
Apr 26, 1994
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Grant
Method of fabricating a thin-film transistor matrix for an active m...
Patent number
5,225,364
Issue date
Jul 6, 1993
Oki Electric Industry Co., Ltd.
Tsutomu Nomoto
G02 - OPTICS
Information
Patent Grant
Thin-film transistor matrix for active matrix display panel with al...
Patent number
5,070,379
Issue date
Dec 3, 1991
Oki Electric Industry Co., Ltd.
Tsutomu Nomoto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL CODE DIVISION MULTIPLEXING TRANSMISSION AND RECEPTION METHO...
Publication number
20090190927
Publication date
Jul 30, 2009
Oki Electric Industry Co., Ltd.
NAOKI MINATO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Pulse Time Spreader and Optical Code Division Multiplexing...
Publication number
20070223927
Publication date
Sep 27, 2007
Oki Electric Industry Co., Ltd.
Kensuke Sasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical pulse time spreading device
Publication number
20070058902
Publication date
Mar 15, 2007
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical code division multiplexing transmission and reception metho...
Publication number
20060115272
Publication date
Jun 1, 2006
Oki Electric Industry Co., Ltd.
Naoki Minato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Fiber Bragg grating device
Publication number
20060115195
Publication date
Jun 1, 2006
Oki Electric Industry Co., Ltd.
Shuko Kobayashi
G02 - OPTICS
Information
Patent Application
Optical code division multiplexing communication method and system
Publication number
20060039701
Publication date
Feb 23, 2006
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical signal converter, optical encoder, optical decoder, and opt...
Publication number
20050089328
Publication date
Apr 28, 2005
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for fabricating fiber Bragg gratings
Publication number
20050018966
Publication date
Jan 27, 2005
Kensuke Sasaki
G02 - OPTICS
Information
Patent Application
Optical code division multiplex transmission method and optical cod...
Publication number
20040264965
Publication date
Dec 30, 2004
Shuko Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Manufacturing method for optical fiber grating
Publication number
20040154337
Publication date
Aug 12, 2004
Hideyuki Iwamura
G02 - OPTICS
Information
Patent Application
Optical filter
Publication number
20040028332
Publication date
Feb 12, 2004
Oki Electric Industry Co., Ltd.
Akihiko Nishiki
G02 - OPTICS
Information
Patent Application
Method and apparatus for generating carrier suppressed optical puls...
Publication number
20030161581
Publication date
Aug 28, 2003
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical encoding method and encoder for optical code division multi...
Publication number
20030156847
Publication date
Aug 21, 2003
Akihiko Nishiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical filter
Publication number
20020025112
Publication date
Feb 28, 2002
Akihiko Nishiki
G02 - OPTICS