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Yasuhiro Kajiwara
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Fukuoka, JP
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Patents Grants
last 30 patents
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Patent Grant
Communication apparatus with selective route optimization capabilities
Patent number
6,922,394
Issue date
Jul 26, 2005
Fujitsu Limited
Yasuhiro Kajiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication method, transmission apparatus, reception apparatus,...
Patent number
5,680,396
Issue date
Oct 21, 1997
Fujitsu Limited
Haruo Moritomo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of controlling frame-relay module, and high-speed switching...
Patent number
5,315,588
Issue date
May 24, 1994
Fujitsu Limited
Yasuhiro Kajiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Label switching router and path switchover control method thereof
Publication number
20040071080
Publication date
Apr 15, 2004
FUJITSU LIMITED
Motohiro Uchiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication apparatus with selective route optimization capabilities
Publication number
20020015386
Publication date
Feb 7, 2002
Yasuhiro Kajiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE