Hisamitsu Kawaguchi

Person

Sagamihara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,745,202
- Issue date Jun 1, 2004
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,535,875
- Issue date Mar 18, 2003
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document search method for registering documents, generating a stru...
- Patent number 6,510,425
- Issue date Jan 21, 2003
- Hitachi, Ltd.
- Takuya Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,434,551
- Issue date Aug 13, 2002
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,389,413
- Issue date May 14, 2002
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document search method and apparatus and portable medium used therefor
- Patent number 6,377,946
- Issue date Apr 23, 2002
- Hitachi Ltd.
- Takuya Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,226,632
- Issue date May 1, 2001
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured-text cataloging method, structured-text searching method...
- Patent number 6,105,022
- Issue date Aug 15, 2000
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Presearch type document search method and apparatus
- Patent number 6,094,647
- Issue date Jul 25, 2000
- Hitachi, Ltd.
- Kanji Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
News clipping method and system
- Patent number 5,970,485
- Issue date Oct 19, 1999
- Hitachi, Ltd.
- Natsuko Sugaya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document retrieval method and system
- Patent number 5,757,983
- Issue date May 26, 1998
- Hitachi, Ltd.
- Hisamitsu Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document search method wherein stored documents and search queries...
- Patent number 5,748,953
- Issue date May 5, 1998
- Hitachi, Ltd.
- Natsuko Mizutani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text search method and apparatus for structured documents
- Patent number 5,745,745
- Issue date Apr 28, 1998
- Hitachi, Ltd.
- Katsumi Tada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
File server system and file access control method of the same
- Patent number 5,548,724
- Issue date Aug 20, 1996
- Hitachi, Ltd.
- Mitsuru Akizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hierarchical presearch type text search method and apparatus and ma...
- Patent number 5,519,857
- Issue date May 21, 1996
- Hitachi, Ltd.
- Kanji Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for character string collation with filtering function and a...
- Patent number 5,471,610
- Issue date Nov 28, 1995
- Hitachi, Ltd.
- Hisamitsu Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document data processing method and apparatus for document retrieval
- Patent number 5,469,354
- Issue date Nov 21, 1995
- Hitachi, Ltd.
- Atsushi Hatakeyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document information search method and system
- Patent number 5,454,105
- Issue date Sep 26, 1995
- Hitachi, Ltd.
- Atsushi Hatakeyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for plural-string search with a parallel collation of a firs...
- Patent number 5,452,451
- Issue date Sep 19, 1995
- Hitachi, Ltd.
- Mitsuru Akizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Character stream search apparatus using a finite state automation
- Patent number 5,278,981
- Issue date Jan 11, 1994
- Hitachi, Ltd.
- Hisamitsu Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information search terminal and system
- Patent number 5,220,625
- Issue date Jun 15, 1993
- Hitachi, Ltd.
- Atsushi Hatakeyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hierarchical presearch type text search method and apparatus and ma...
- Patent number 5,168,533
- Issue date Dec 1, 1992
- Hitachi, Ltd.
- Kanji Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Character string retrieving system and method
- Patent number 5,140,644
- Issue date Aug 18, 1992
- Hitachi, Ltd.
- Hisamitsu Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Range-conditional character string retrieving method and system
- Patent number 5,138,669
- Issue date Aug 11, 1992
- Hitachi, Ltd.
- Takanori Shimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for character stream search using finite state automaton tec...
- Patent number 5,051,886
- Issue date Sep 24, 1991
- Hitachi, Ltd.
- Hisamitsu Kawaguchi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Structured-text cataloging method, structured-text searching method...
- Publication number 20030078920
- Publication date Apr 24, 2003
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Structured-text cataloging method, structured-text searching method...
- Publication number 20020095410
- Publication date Jul 18, 2002
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Structured-text cataloging method, structured-text searching method...
- Publication number 20020095409
- Publication date Jul 18, 2002
- HITACHI LTD.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Structured-text cataloging method, structured-text searching method...
- Publication number 20010011271
- Publication date Aug 2, 2001
- Hitachi, Ltd.
- Toru Takahashi
- G06 - COMPUTING CALCULATING COUNTING

Hisamitsu Kawaguchi

Person

Patents Grantslast 30 patents

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...

Document search method for registering documents, generating a stru...

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...

Document search method and apparatus and portable medium used therefor

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...

Presearch type document search method and apparatus

News clipping method and system

Document retrieval method and system

Document search method wherein stored documents and search queries...

Text search method and apparatus for structured documents

File server system and file access control method of the same

Hierarchical presearch type text search method and apparatus and ma...

Method for character string collation with filtering function and a...

Document data processing method and apparatus for document retrieval

Document information search method and system

System for plural-string search with a parallel collation of a firs...

Character stream search apparatus using a finite state automation

Information search terminal and system

Hierarchical presearch type text search method and apparatus and ma...

Character string retrieving system and method

Range-conditional character string retrieving method and system

System for character stream search using finite state automaton tec...

Patents Applicationslast 30 patents

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...

Structured-text cataloging method, structured-text searching method...