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Tatsuya TSUNEKI
Technology Research Institute, Tokyo Gas Co., Ltd.
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Yoshinori SHIRASAKI
Technology Research Institute, Tokyo Gas Co., Ltd.
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Hideto KUROKAWA
Technology Research Institute, Tokyo Gas Co., Ltd.
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Isamu YASUDA
Technology Research Institute, Tokyo Gas Co., Ltd.
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Toru SHIMAMORI
R&D Center, NGK Spark Plug Co., Ltd.
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Hidekazu SHIGAKI
R&D Center, NGK Spark Plug Co., Ltd.
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Hiroyuki TANAKA
R&D Center, NGK Spark Plug Co., Ltd.
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Kohei MITSUYA
R&D Center, NGK Spark Plug Co., Ltd.