by HIRAO, KOJI, FUJII, AKIRA, YAMAGUCHI, KIKUJI
Year of Publication 15.08.2013

by Yokoyama, Seiji, Momota, Atsushi, Hirao, Koji, Kawakami, Masahiro, Murata, Yoshinori
Published in Journal of materials processing technology (30.06.2003)

by HIRAO KOJI
Year of Publication 19.02.2004

by SUZUKI YASUAKI, HIRAO KOJI
Year of Publication 14.02.2008

by SUGIURA TAKEHIKO, HIRAO KOJI
Year of Publication 06.09.2007

by YAMADA KOJI,HIRAO TETSUJI
Year of Publication 05.09.2007

by HIRAO KOJI
Year of Publication 19.04.1999

by OKUMURA TAKESHI, HIRAO KOJI
Year of Publication 27.07.2006

by HIRAO KOJI
Year of Publication 14.01.1997

by HASEGAWA YOSHIHARU, YAMASHITA NAOKI, ITO YASUNAGA, HIRAO KOJI
Year of Publication 29.03.2012

by HIRAO KOJI
Year of Publication 01.06.1993

by YUKI YASUNORI, OBATA AIRI, YAMAZAKI MASAKIYO, HIRAO KOJI, MASUDA YUKI, SHIRAISHI KORETAKA, HAMADA SHINKO, INOUE SONOMI
Year of Publication 03.07.2014

by HIRAO KOJI
Year of Publication 23.10.1992

by HIRAO KOJI
Year of Publication 14.05.1992

by HIRAO KOJI
Year of Publication 28.02.1992

by HIRAO KOJI
Year of Publication 22.11.1991

by YUKI YASUNORI, OBATA AIRI, HIRAO KOJI, MASUDA YUKI, SHIRAISHI KORETAKA, HAMADA SHINKO, INOUE SONOMI
Year of Publication 16.01.2014

by HIRAO KOJI
Year of Publication 25.03.1991

by MIYAJI HARUHIKO, HIRAO KOJI
Year of Publication 28.02.2002

by SUGIURA TAKEHIKO, HIRAO KOJI, TAKEUCHI MASAYOSHI
Year of Publication 17.04.2008