Masaaki Fujinawa

Person

Hachioji, JP

People

Patents Grantslast 30 patents

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
Apparatus and method for image reduction
- Patent number 5,901,254
- Issue date May 4, 1999
- Hitachi, Ltd.
- Hiroaki Iguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for registering and filing image data
- Patent number 5,608,858
- Issue date Mar 4, 1997
- Hitachi, Ltd.
- Yasuo Kurosu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document information compression and retrieval system and document...
- Patent number 5,590,317
- Issue date Dec 31, 1996
- Hitachi, Ltd.
- Hiroaki Iguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image data transformation apparatus and image entry apparatus
- Patent number 5,576,849
- Issue date Nov 19, 1996
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing system
- Patent number 5,539,843
- Issue date Jul 23, 1996
- Hitachi, Ltd.
- Tatsuya Murakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor and data transfer method
- Patent number 5,522,041
- Issue date May 28, 1996
- Hitachi, Ltd.
- Tatsuya Murakami
- 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
Image processing unit
- Patent number 5,452,102
- Issue date Sep 19, 1995
- Hitachi, Ltd.
- Yoshihiro Yokoyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for registering and filing image data
- Patent number 5,428,727
- Issue date Jun 27, 1995
- Yasuo Kurosu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color image processing method and apparatus with chrominance emphas...
- Patent number 5,390,034
- Issue date Feb 14, 1995
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document image processing system and document image processing method
- Patent number 5,388,167
- Issue date Feb 7, 1995
- Hitachi, Ltd.
- Masashi Koga
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Registration/search system for registering and searching image data...
- Patent number 5,353,397
- Issue date Oct 4, 1994
- Hitachi, Ltd.
- Yoshihiro Yokoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Document image filing system having input color mode selecting capa...
- Patent number 5,335,084
- Issue date Aug 2, 1994
- Hitachi, Ltd.
- Narihiro Munemasa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Image restoration processing system and method
- Patent number 5,268,771
- Issue date Dec 7, 1993
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image filing system for protecting partial regions of image data of...
- Patent number 5,235,681
- Issue date Aug 10, 1993
- Hitachi, Ltd.
- Hidefumi Masuzaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image filing apparatus and method for thereby encoding and storing...
- Patent number 5,231,482
- Issue date Jul 27, 1993
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for determining the amount of skew of image, method for corr...
- Patent number 5,181,260
- Issue date Jan 19, 1993
- Hitachi, Ltd.
- Yasuo Kurosu
- 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
Image processing system and apparatus for processing color documents
- Patent number 5,128,748
- Issue date Jul 7, 1992
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for retrieving image data
- Patent number 5,129,011
- Issue date Jul 7, 1992
- Hitachi, Ltd.
- Kenichi Nishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for registration of documents
- Patent number 5,129,016
- Issue date Jul 7, 1992
- Hitachi, Ltd.
- Tatsuya Murakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing system
- Patent number 5,125,045
- Issue date Jun 23, 1992
- Hitachi, Ltd.
- Tatsuya Murakami
- 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
Information Patent Grant
Document browsing apparatus with concurrent processing and retrievel
- Patent number 5,021,989
- Issue date Jun 4, 1991
- Hitachi, Ltd.
- Hiromichi Fujisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Picture coding system for document image
- Patent number 4,937,681
- Issue date Jun 26, 1990
- Hitachi, Ltd.
- Masaaki Fujinawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document image entry system
- Patent number 4,893,188
- Issue date Jan 9, 1990
- Hitachi, Ltd.
- Tatsuya Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display apparatus
- Patent number 4,757,302
- Issue date Jul 12, 1988
- Hitachi, Ltd.
- Atsushi Hatakeyama
- G06 - COMPUTING CALCULATING COUNTING

Masaaki Fujinawa

Person

Patents Grantslast 30 patents

Presearch type document search method and apparatus

Apparatus and method for image reduction

Method and system for registering and filing image data

Document information compression and retrieval system and document...

Image data transformation apparatus and image entry apparatus

Image processing system

Data processor and data transfer method

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

Image processing unit

Method and system for registering and filing image data

Color image processing method and apparatus with chrominance emphas...

Document image processing system and document image processing method

Registration/search system for registering and searching image data...

Document image filing system having input color mode selecting capa...

Character stream search apparatus using a finite state automation

Image restoration processing system and method

Image filing system for protecting partial regions of image data of...

Image filing apparatus and method for thereby encoding and storing...

Method for determining the amount of skew of image, method for corr...

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

Character string retrieving system and method

Image processing system and apparatus for processing color documents

Method and apparatus for retrieving image data

System for registration of documents

Image processing system

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

Document browsing apparatus with concurrent processing and retrievel

Picture coding system for document image

Document image entry system

Image display apparatus