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Kazuo Hashimoto
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Ichigayatamachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Scheme for filtering documents on network using relevant and non-re...
Patent number
7,152,063
Issue date
Dec 19, 2006
DDI Corporation
Keiichirou Hoashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for automatic information filtering using URL...
Patent number
6,976,070
Issue date
Dec 13, 2005
KDD Corporation
Keiichirou Hoashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of fault diagnosis based on propagation model
Patent number
6,374,196
Issue date
Apr 16, 2002
KDD Corporation
Kazuo Hashimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Similar document retrieval method using plural similarity calculati...
Patent number
6,301,577
Issue date
Oct 9, 2001
KDD Corporation
Kazunori Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus for monitoring state of traffic in telecommunication network
Patent number
6,147,974
Issue date
Nov 14, 2000
Kokusai Denshin Denwa Co., Ltd.
Kazunori Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Document retrieval apparatus
Patent number
6,078,913
Issue date
Jun 20, 2000
Kokusai Denshin Denwa Co., Ltd.
Keiko Aoki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for filtering events occurred within a predetermined period...
Patent number
6,023,571
Issue date
Feb 8, 2000
Kokusai Denshin Denwa Co. Ltd.
Kazunori Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for detecting causality
Patent number
5,933,821
Issue date
Aug 3, 1999
Kokusai Denshin Denwa Co., Ltd.
Kazunori Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transversal type smear-desmear filter
Patent number
4,476,539
Issue date
Oct 9, 1984
Kokusai Denshin Denwa Co., Ltd.
Michitoshi Tamori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Scheme for filtering documents on network using relevant and non-re...
Publication number
20010032204
Publication date
Oct 18, 2001
DDI CORPORATION
Keiichirou Hoashi
G06 - COMPUTING CALCULATING COUNTING