Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9744744 | Press-formed article and method for manufacturing same | Ryosuke OTOMO, Mikako Takeda | 2017-08-29 |
| 9671182 | Copper alloy tube for heat exchanger excellent in fracture strength | Toshiaki Takagi, Yasuhiro Aruga, Takashi Shirai, Masato Watanabe, Akihiko Ishibashi | 2017-06-06 |
| 8444777 | High-strength and high-ductility Al alloy and process for production of the same | Hideo Hata, Katsura Kajihara, Shigenobu Namba, Hiroyuki Takeda | 2013-05-21 |
| 8337998 | Steel material for dissimilar metal joining, joined body of dissimilar metals and process for joining dissimilar metal materials | Mikako Takeda, Masao Kinefuchi | 2012-12-25 |
| 8329094 | Magnesium alloy and process for producing the same | Toshiaki Takagi | 2012-12-11 |
| 8221899 | Steel material for dissimilar metal joining, joined body of dissimilar metals and process for joining dissimilar metal materials | Mikako Takeda, Masao Kinefuchi | 2012-07-17 |
| 7850793 | Hot milled wire rod excelling in wire drawability and enabling avoiding heat treatment before wire drawing | Takeshi Kuroda, Takaaki Minamida | 2010-12-14 |
| 7393422 | Method for producing high carbon steel wire rod superior in wire-drawability | — | 2008-07-01 |
| 7258756 | Very thin, high carbon steel wire and method of producing same | Takeshi Kuroda, Takaaki Minamida | 2007-08-21 |
| 7037387 | Steel wire excellent in descalability in mechanical descaling and method for production thereof | Takuya Kochi, Masahiro Nomura, Hiroshi Yaguchi, Takaaki Minamida, Noriaki Hiraga | 2006-05-02 |
| 6800147 | High-strength steel wire excelling in resistance to strain aging embrittlement and longitudinal cracking, and method for production thereof | Hiroshi Yaguchi, Kenji Ochiai, Nobuhiko Ibaraki, Takaaki Minamida, Noriaki Hiraga | 2004-10-05 |
| 6783609 | High-carbon steel wire rod with superior drawability and method for production thereof | Hideo Hata, Takaaki Minamida | 2004-08-31 |
| 6645319 | Wire rod for drawing superior in twisting characteristics and method for production thereof | Kenji Ochiai, Nobuhiko Ibaraki, Takaaki Minamida, Hiroshi Yaguchi | 2003-11-11 |
| 6322641 | High-carbon steel wire superior in resistance to longitudinal cracking, steel product for the same, and process for production of the same | Koichi Makii, Nobuhiko Ibaraki, Kenji Ochiai, Atsushi INADA, Sakae Wada +1 more | 2001-11-27 |
| 5796799 | Control apparatus for oxygen concentration of water in atomic reactor | Hiroko Kobayashi, Takashi Sasaki, Kiyoshi Hirai, Shinichi Yasui, Hiroyuki Harada | 1998-08-18 |
| 5795450 | Apparatus for producing hydrogen and oxygen | Kiyoshi Hirai, Shinichi Yasui, Hiroko Kobayashi, Takashi Sasaki, Hiroyuki Harada | 1998-08-18 |
| 5783051 | Apparatus for producing hydrogen and oxygen | Kiyoshi Hirai, Shinichi Yasui, Hiroko Kobayashi, Takashi Sasaki, Akira Asari +1 more | 1998-07-21 |
| 5776267 | Spring steel with excellent resistance to hydrogen embrittlement and fatigue | Shigenobu Nanba, Hiroshi Yaguchi, Masataka Shimotsusa, Nobuhiko Ibaraki, Takenori Nakayama +3 more | 1998-07-07 |
| 5690797 | Hydrogen and oxygen gas generating system | Hiroyuki Harada, Takashi Sasaki, Kiyoshi Hirai, Shinichi Yasui, Hiroko Kobayashi | 1997-11-25 |