by JUNICHO YOSHITAKA, OTA NATSUMI, CHIBA SATOSHI, OGATA YOJI, TAMAYA KAZUYUKI
Year of Publication 26.09.2019

by JUNICHO YOSHITAKA, OTA NATSUMI, CHIBA SATOSHI, OGATA YOJI, TAMAYA KAZUYUKI
Year of Publication 01.02.2018

by JUNICHO, YOSHITAKA, OGATA, YOJI, CHIBA, SATOSHI, TAMAYA, KAZUYUKI, OTA, NATSUMI
Year of Publication 03.03.2016

by OSHIMA KENICHI, HAYASAKA SHINICHI, KATSUTA TEMPEI, HIKICHI TOSHIHIRO, NAGASAWA TAKUEI, OGATA YOJI, SASO YASUHIRO, NAGASAWA KODAI, HORIGOME MINORU, KOBAYASHI HIROYUKI, TAKAHASHI SHUNICHI, ABE YASUHISA
Year of Publication 21.04.2011

by OGATA YOJI
Year of Publication 25.09.1998

by Nakane, Kinsaku, Ogata, Yoji
Published in JOURNAL OF THE JAPAN WELDING SOCIETY (05.03.1977)

by Nakane, Kinsaku, Ogata, Yoji
Published in Yōsetsu Gakkai-shi (01.03.1977)

by Nakane, Kinsaku, Ogata, Yoji
Published in JOURNAL OF THE JAPAN WELDING SOCIETY (05.02.1977)

by Nakane, Kinsaku, Ogata, Yoji
Published in Yōsetsu Gakkai-shi (01.02.1977)

by ANDO TOMIAKI, MATSUMOTO KOJI, OTA MOTOYASU, OGATA YOJI
Year of Publication 15.02.2007

by OSHIMA KENICHI, HAYASAKA SHINICHI, KATSUTA TEMPEI, HIKICHI TOSHIHIRO, NAGASAWA TAKUEI, OGATA YOJI, SASO YASUHIRO, NAGASAWA KODAI, HORIGOME MINORU, KOBAYASHI HIROYUKI, TAKAHASHI SHUNICHI, ABE YASUHISA
Year of Publication 16.08.2012

by SOGA MITSUO, ANCHI AKIHIKO, OGATA YOJI
Year of Publication 04.04.1986

by OGATA, YOJI, MIYAMOTO, TSUKASHI, KASHIMURA, TOSHISADA
Year of Publication 16.05.1984

by TAKEUCHI SHO, MATSUMOTO TAKEJI, OGATA YOJI
Year of Publication 02.09.1983

by OGATA, YOJI, MIYAMOTO, TSUKASHI, KASHIMURA, TOSHISADA
Year of Publication 07.04.1982

by INO KEIGO, SAKAI YOSHA, OGATA YOJI
Year of Publication 22.05.1976

by INO KEIGO, SAKAI YOSHA, OGATA YOJI
Year of Publication 22.05.1976

by INO KEIGO, SAKAI YOSHA, OGATA YOJI
Year of Publication 23.03.1976

by OKAMOTO TOSHIHIKO, SAKAI YOSHA, OGATA YOJI
Year of Publication 23.03.1976

by SAKAI YOSHA, OGATA YOJI, KOBORI TOMOE
Year of Publication 02.03.1976