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Toyoshima Hisashi

Hitachi

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Publication

Featured researches published by Toyoshima Hisashi.

Archive | 1998

Electronic coupon system and method for issuing and verifying electronic coupon

Umezawa Katsuyuki; Suzaki Seiichi; Yoshiura Yutaka; Toyoshima Hisashi; Saito Tsukasa

Archive | 1999

METHOD FOR CERTIFYING ELECTRONIC DATA

Yoshiura Yutaka; Suzaki Seiichi; Takaragi Kazuo; Sasaki Ryoichi; Toyoshima Hisashi; Saito Tsukasa

Archive | 2003

TIME STAMP GENERATION SYSTEM

Matsumoto Tsutomu; Iwamura Mitsuru; Sasaki Ryoichi; Miyazaki Kunihiko; Suzaki Seiichi; Takaragi Kazuo; Yoshiura Yutaka; Matsuki Takeshi; Toyoshima Hisashi

Archive | 2000

WEB-PAGE AUTHENTICATION SYSTEM

Yoshiura Yutaka; Suzaki Seiichi; Takaragi Kazuo; Sasaki Ryoichi; Toyoshima Hisashi; Saito Tsukasa

Archive | 2001

METHOD FOR EMBEDDING INFORMATION IN PICTURE AND METHOD FOR EXTRACTING THE SAME INFORMATION

Yoshiura Yutaka; Suzaki Seiichi; Toyoshima Hisashi; Nagagawa Shinobu

Archive | 2006

Image data registration and verification methods and apparatus

Hatano Yasuo; Miyazaki Kunihiko; Toyoshima Hisashi

Archive | 2001

METHOD TO AUTHENTICATE ELECTRONIC DATA

Yoshiura Yutaka; Suzaki Seiichi; Takaragi Kazuo; Sasaki Ryoichi; Toyoshima Hisashi; Saito Tsukasa

Archive | 2009

CONTRACT CONTENT SETTING SYSTEM AND CONTRACT CONTENT SETTING METHOD

Miyazaki Kunihiko; Toyoshima Hisashi; Tsuchiyama Chikako

Archive | 2000

INFORMATION CONTROL MANAGEMENT SYSTEM

Aoshima Hirokazu; Murata Tomohiro; Nanba Yasuharu; Toyoshima Hisashi; Saito Tsukasa

Archive | 2005

System und Verfahren zur Authentifizierung

Aoshima Hirokazu; Kaji Tadashi; Matsushima Hitoshi; Umezawa Katsuyuki; Yoshiura Hiroshi; Toyoshima Hisashi

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Collaboration

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Sasaki Ryoichi

Hitachi

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Takaragi Kazuo

Hitachi

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Aoshima Hirokazu

Hitachi

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Saito Tsukasa

Hitachi

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Umezawa Katsuyuki

Hitachi

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Kaji Tadashi

Hitachi

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Matsushima Hitoshi

Hitachi

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Murata Tomohiro

Hitachi

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Yoshiura Hiroshi

Hitachi

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