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Tachikawa Michiyoshi

Ricoh

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Publication

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Archive | 2004

RECORDING MEDIUM READING APPARATUS AND RECORDING MEDIUM RECORDING APPARATUS

Yamagata Hideaki; Miyazawa Toshio; Shimura Hiroshi; Tachikawa Michiyoshi

Archive | 2006

METHOD AND APPARATUS FOR COLOR IMAGE RECOGNITION

Tachikawa Michiyoshi; Miyazawa Toshio; Hirano Akihiko

Archive | 1996

METHOD FOR DETECTING ANGLE OF ROTATION AND RECOGNIZING IMAGE

Tachikawa Michiyoshi; Hirano Akihiko; Nishimura Mayumi

Archive | 1990

OPTIMUM BINARIZING METHOD

Yamagata Hideaki; Bessho Goro; Tachikawa Michiyoshi; Sato Hajime

Archive | 2004

RECORDING MEDIUM READING DEVICE AND RECORDING MEDIUM COPYING DEVICE

Shimura Hiroshi; Miyazawa Toshio; Tachikawa Michiyoshi; Yamagata Hideaki

Archive | 2001

METHOD FOR DETECTING UPPER SEMICIRCLE IMAGE

Yamagata Hideaki; Tachikawa Michiyoshi; Miyazawa Toshio; Shimura Hiroshi; Kono Yoshikazu

Archive | 1998

COPY COUNTERFEIT PREVENTIVE FORM, ITS MANUFACTURE, AND MEMORY MEDIUM ENCLOSING PROGRAM TO EXECUTE THE METHOD, WHICH CAN BE READ BY COMPUTER

Miyazawa Toshio; Tachikawa Michiyoshi; Yamagata Hideaki; Ugai Takeshi

Archive | 1997

DICTIONARY GENERATING METHOD AND COLOR IMAGE RECOGNIZING METHOD

Miyazawa Toshio; Tachikawa Michiyoshi; Nishimura Mayumi

Archive | 1995

COLOR PICTURE RECOGNITION METHOD AND OBJECT EXTRACTION METHOD

Tachikawa Michiyoshi; Miyazawa Toshio; Hirano Akihiko

Archive | 1990

Binary conversion process for picture data - counting black pixels with threshold changed from darkest to lightest tone level for pattern recognition

Bessho Goroh; Tachikawa Michiyoshi

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Miyazawa Toshio

Ricoh

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Yamagata Hideaki

Ricoh

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Shimura Hiroshi

Ricoh

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Hirano Akihiko

Ricoh

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Hasegawa Yutaka

Ricoh

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Bessho Goroh

Ricoh

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Nagatsuka Hiroaki

Ricoh

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