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Hiroto Ishibashi
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transceiver having improved functions to load control program
Patent number
9,071,360
Issue date
Jun 30, 2015
Sumitomo Electric Industries, Ltd.
Yasuhiro Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for driving optical transmitter
Patent number
8,345,721
Issue date
Jan 1, 2013
Sumitomo Electric Industries, Ltd.
Moriyasu Ichino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method to rewrite flash memory with exclusively activated two block...
Patent number
8,244,967
Issue date
Aug 14, 2012
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical receiver implemented with dual electronic dispersion compen...
Patent number
8,112,004
Issue date
Feb 7, 2012
Sumitomo Electric Industries, Ltd
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pluggable optical transceiver with command line pulled up to extern...
Patent number
8,036,535
Issue date
Oct 11, 2011
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transceiver with gradual stop or start function
Patent number
7,899,337
Issue date
Mar 1, 2011
Sumitomo Electric Industries, Ltd.
Hiromi Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter applicable to burst signal and method for contr...
Patent number
7,864,826
Issue date
Jan 4, 2011
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter to suppress abrupt increase of driving current...
Patent number
7,783,204
Issue date
Aug 24, 2010
Sumitomo Electric Industries Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling a temperature of a thermo-electric cooler an...
Patent number
7,609,732
Issue date
Oct 27, 2009
Sumitomo Electric Industries Ltd.
Hiroto Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for distinguish failure modes in an APC circuit and an optic...
Patent number
7,443,897
Issue date
Oct 28, 2008
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter with a digitally controlled bias and modulation...
Patent number
7,426,224
Issue date
Sep 16, 2008
Sumitomo Electronic Industries, Ltd.
Hiroto Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSCEIVER HAVING IMPROVED FUNCTIONS TO LOAD CONTROL PROGRAM
Publication number
20130236190
Publication date
Sep 12, 2013
Sumitomo Electric Industries, Ltd.
Yasuhiro TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSCEIVER WITH GRADUAL STOP OR START FUNCTION
Publication number
20110038641
Publication date
Feb 17, 2011
Hiromi Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR DRIVING OPTICAL TRANSMITTER
Publication number
20100322271
Publication date
Dec 23, 2010
Sumitomo Electric Industries, Ltd.
Moriyasu ICHINO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD TO REWRITE FLASH MEMORY WITH EXCLUSIVELY ACTIVATED TWO BLOCK...
Publication number
20100205358
Publication date
Aug 12, 2010
Sumitomo Electric Industries, Ltd.
Hiroto ISHIBASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL TRANSMITTER APPLICABLE TO BURST SIGNAL AND METHOD FOR CONTR...
Publication number
20090268766
Publication date
Oct 29, 2009
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PLUGGABLE OPTICAL TRANSCEIVER WITH FUNCTION TO BE PROVIDED WITH POW...
Publication number
20090179492
Publication date
Jul 16, 2009
Sumitomo Electric Industries, Ltd.
Hiroto ISHIBASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for controlling a temperature of a thermo-electric cooler an...
Publication number
20090147810
Publication date
Jun 11, 2009
Hiroto Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical transmitter able to resume APC operation automatically
Publication number
20090135868
Publication date
May 28, 2009
Hiroto Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL RECEIVER IMPLEMENTED WITH DUAL ELECTRONIC DISPERSION COMPEN...
Publication number
20090116852
Publication date
May 7, 2009
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Pluggable optical transceiver with command line pulled up to extern...
Publication number
20080247761
Publication date
Oct 9, 2008
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical data link stably operable for duplicated reset
Publication number
20080131139
Publication date
Jun 5, 2008
Sumitomo Electric Industries, Ltd.
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical transmitter to suppress abrupt increase of driving current...
Publication number
20080063412
Publication date
Mar 13, 2008
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for distinguish failure modes in an APC circuit and an optic...
Publication number
20070286610
Publication date
Dec 13, 2007
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical transmitter with a digitally controlled bias and modulation...
Publication number
20070248130
Publication date
Oct 25, 2007
Hiroto Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Laser diode controller and method for controlling laser diode by au...
Publication number
20070160095
Publication date
Jul 12, 2007
Kentaro Kitagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical transmitter capable of prompt shutting down and recovering...
Publication number
20060164712
Publication date
Jul 27, 2006
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical data link capable of compensating tracking error
Publication number
20060062116
Publication date
Mar 23, 2006
Hiroto Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE