Hisao Mase

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Hirakata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for information retrieval based on parts of speec...
- Patent number 6,807,544
- Issue date Oct 19, 2004
- Hitachi, Ltd.
- Yukiko Morimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for managing workflow
- Patent number 6,401,073
- Issue date Jun 4, 2002
- Hitachi, Ltd.
- Tamayo Tokuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for managing workflow of electronic documents
- Patent number 6,038,541
- Issue date Mar 14, 2000
- Hitachi, Ltd.
- Tamayo Tokuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text summarizing method and system
- Patent number 5,978,820
- Issue date Nov 2, 1999
- Hitachi, Ltd.
- Hisao Mase
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for managing workflow of electronic documents
- Patent number 5,878,398
- Issue date Mar 2, 1999
- Hitachi, Ltd.
- Tamayo Tokuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text retrieval method and apparatus based on a handwritten keyword
- Patent number 5,557,789
- Issue date Sep 17, 1996
- Hitachi, Ltd.
- Hisao Mase
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for generating operation specification object inf...
- Patent number 5,551,036
- Issue date Aug 27, 1996
- Hitachi, Ltd.
- Tadahiro Kiyama
- G06 - COMPUTING CALCULATING COUNTING