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Nobuaki Onagi
Research and Development Group, Ricoh Company, Ltd.
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Yasutomo Aman
Research and Development Group, Ricoh Company, Ltd.
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Shozo Murata
Research and Development Group, Ricoh Company, Ltd.
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Jyunichi Kitabayashi
Research and Development Group, Ricoh Company, Ltd.
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Kazuhiro Ogawa
Research and Development Group, Ricoh Company, Ltd.
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Keisuke Uchida
Research and Development Group, Ricoh Company, Ltd.