Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330190 | Scrap determination system and scrap determination method | Futoshi OGASAWARA, Yasuyoshi TAKAO | 2025-06-17 |
| 8397793 | Steel continuous casting method | Yuji Miki, Shunichi Kawanami | 2013-03-19 |
| 8376028 | Steel continuous casting method | Yuji Miki | 2013-02-19 |
| 6841123 | Rust-resistant calcium steel | Seiji Nabeshima, Shuji Takeuchi | 2005-01-11 |
| 6557623 | Production method for continuous casting cast billet | Hiromitu Shibata, Shuji Takeuchi, Koji Yamaguchi | 2003-05-06 |
| 6521040 | Method for processing chromium oxide-containing substances in large quantities, method for utilizing the processed substances, and products comprising the processed substances | Hisahiro Matsunaga, Masato Kumagai, Hiroyuki Tobo, Toshikazu Sakuraya | 2003-02-18 |
| 6336967 | Method for processing chromium oxide-containing substances in large quantities, method for utilizing the processed substances, and products comprising the processed substances | Hisahiro Matsunaga, Masato Kumagai, Hiroyuki Tobo, Toshikazu Sakuraya | 2002-01-08 |
| 5882377 | Process for smelting reduction of chromium ore | Kimiharu Aida, Shuji Takeuchi, Nagayasu Bessho, Tomomichi Terabatake, Hiroshi Nishikawa +1 more | 1999-03-16 |
| 5221326 | Method of producing ultra-low-carbon steel | Koji Yamaguchi, Toshikazu Sakuraya, Masaru Washio, Kazuhisa Hamagami, Hiroshi Nishikawa | 1993-06-22 |
| 5152831 | Method of producing ultra-low-carbon steel | Koji Yamaguchi, Toshikazu Sakuraya, Masaru Washio, Kazuhisa Hamagami, Hiroshi Nishikawa | 1992-10-06 |
| 4570909 | Lining apparatus provided with a foldable spray pipe | Nobuyoshi Hiroki, Hiroyuki Ikemiya, Ryo Michioka, Tsutomu Ueno, Yosisuke Nagano | 1986-02-18 |