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Dive into the research topics where Hirotatsu Kojima is active.

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Featured researches published by Hirotatsu Kojima.


Archive | 2001

Steel sheet for hot press, and production method therefor

Kazuhito Imai; Hirotatsu Kojima; Toshinobu Nishihata; 和仁 今井; 啓達 小嶋; 敏伸 西畑


Archive | 2000

Hot dip galvannealed steel sheet and its production method

Masahiko Hori; Hirotatsu Kojima; Hiroyuki Nakagawa; 浩行 中川; 雅彦 堀; 啓達 小嶋


Archive | 2007

High strength steel sheet and its manufacturing method

Kotaro Hayashi; Futoshi Katsuki; Hirotatsu Kojima; Hideki Matsuda; Hiroyuki Nakagawa; 浩行 中川; 啓達 小嶋; 英樹 松田; 宏太郎 林; 太 香月


Archive | 2004

HIGH-STRENGTH THIN STEEL SHEET AND MANUFACTURING METHOD THEREFOR

Kotaro Hayashi; Kazuo Hikita; Hirotatsu Kojima; Masahiro Nakada; Toshinobu Nishihata; 匡浩 中田; 和夫 匹田; 啓達 小嶋; 宏太郎 林; 敏伸 西畑


Archive | 2005

Production method for high-tensile cold-rolled steel sheet

Jun Haga; Hirotatsu Kojima; 啓達 小嶋; 純 芳賀


Archive | 2003

Manufacturing method of steel for hot forming

Kazuo Hikita; Hirotatsu Kojima; 和夫 匹田; 啓達 小嶋


Archive | 2000

Method for manufacturing galvanized steel sheet with high tensile strength and ductility

Masahiko Hori; Hirotatsu Kojima; Hiroyuki Nakagawa; 浩行 中川; 雅彦 堀; 啓達 小嶋


Archive | 2008

METHOD FOR HOT-PRESS-FORMING METALLIC PLATE

Yozo Hirose; Yoshiyuki Kasurida; Hirotatsu Kojima; Masahiro Nakada; Tomokichi Tokuda; 匡浩 中田; 啓達 小嶋; 洋三 廣瀬; 友吉 徳田; 良之 綛田


Archive | 2001

High tensile strength steel plate and production method therefor

Hirotatsu Kojima; Naomitsu Mizui; 啓達 小嶋; 直光 水井


Archive | 2000

High tension galvanized steel sheet excellent in formability and its producing method

Hirotatsu Kojima; Naomitsu Mizui; 啓達 小嶋; 直光 水井

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Masahiko Hori

Sumitomo Metal Industries

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Naomitsu Mizui

Sumitomo Metal Industries

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Kotaro Hayashi

Tokyo University of Agriculture and Technology

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Tamotsu Toki

Sumitomo Metal Industries

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Hajime Ishigaki

Sumitomo Metal Industries

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