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Taku Yoshida
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Fukuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Level control circuit, level control method, and level control system
Patent number
8,937,762
Issue date
Jan 20, 2015
Fujitsu Limited
Yutaka Kai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical output level control apparatus
Patent number
8,824,043
Issue date
Sep 2, 2014
Fujitsu Limited
Setsuo Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device and switchover processing method
Patent number
8,462,652
Issue date
Jun 11, 2013
Fujitsu Limited
Yoshiyuki Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication apparatus, control apparatus, and method for...
Patent number
8,301,035
Issue date
Oct 30, 2012
Fujitsu Limited
Keisuke Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus
Patent number
8,005,357
Issue date
Aug 23, 2011
Fujitsu Limited
Yoshiyuki Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus
Patent number
7,991,286
Issue date
Aug 2, 2011
Fujitsu Limited
Yoshiyuki Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication processing apparatus and totalizing system
Patent number
7,822,052
Issue date
Oct 26, 2010
Fujitsu Limited
Hiromu Yoshii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL OUTPUT LEVEL CONTROL APPARATUS
Publication number
20140078579
Publication date
Mar 20, 2014
Fujitsu Limited
Setsuo YOSHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LEVEL CONTROL CIRCUIT, LEVEL CONTROL METHOD, AND LEVEL CONTROL SYSTEM
Publication number
20120293228
Publication date
Nov 22, 2012
Fujitsu Limited
Yutaka KAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LEVEL CONTROL CIRCUIT, LEVEL CONTROL METHOD, AND LEVEL CONTROL SYSTEM
Publication number
20110254608
Publication date
Oct 20, 2011
FUJITSU LIMTED
Yutaka KAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission device and swichover processing method
Publication number
20100205398
Publication date
Aug 12, 2010
FUJITSU LIMITED
Yoshiyuki Maeda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL COMMUNICATION APPARATUS, CONTROL APPARATUS, AND METHOD FOR...
Publication number
20100074629
Publication date
Mar 25, 2010
FUJITSU LIMITED
Keisuke HARADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS
Publication number
20080226299
Publication date
Sep 18, 2008
Fujitsu Limited
Yoshiyuki Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS
Publication number
20080226304
Publication date
Sep 18, 2008
Fujitsu Limited
Yoshiyuki Maeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication processing apparatus and totalizing system
Publication number
20080002589
Publication date
Jan 3, 2008
FUTJITSU LIMITED
Hiromu YOSHII
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication processing apparatus and totalizing system
Publication number
20070223479
Publication date
Sep 27, 2007
FUJITSU LIMITED
Hiromu Yoshii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Path protection method and layer-2 switch
Publication number
20070147231
Publication date
Jun 28, 2007
FUJITSU LIMITED
Taku Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Voice interaction apparatus
Publication number
20030216917
Publication date
Nov 20, 2003
Ryuji Sakunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Service provision system
Publication number
20030115335
Publication date
Jun 19, 2003
Taku Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE