Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035014 | Molten steel desulfurization method, molten steel secondary refining method, and molten steel manufacturing method | Toshiyuki Ito, Ryo Kawabata, Toshiro Ishige, Kyoko Fujimoto, Masao Inose | 2021-06-15 |
| 10641711 | Method for analyzing nitrogen in metal sample, apparatus for analyzing nitrogen in metal sample, method for adjusting nitrogen concentration in molten steel, and method for manufacturing steel | Masao Inose | 2020-05-05 |
| 10287644 | Molten steel desulfurization method, molten steel secondary refining method, and molten steel manufacturing method | Toshiyuki Ito, Ryo Kawabata, Toshiro Ishige, Kyoko Fujimoto, Masao Inose | 2019-05-14 |
| 9212411 | High strength steel sheet and method for manufacturing the same | Koichi Nakagawa, Takeshi Yokota, Kazuhiro Seto, Yuji Tanaka, Katsumi Yamada +2 more | 2015-12-15 |
| 9068237 | Method for desulfurizing hot metal | Kyoko Fujimoto, Masao Inose, Toshiyuki Ito | 2015-06-30 |
| 8900874 | Method and device for analyzing sulfur in metal sample | Kazutoshi Hanada, Kyoko Fujimoto | 2014-12-02 |
| 8865471 | Method for analyzing metal material | Tomoharu Ishida | 2014-10-21 |
| 8298827 | Method for analysis of metal inclusions in steels by partial electrolysis | Tomoharu Ishida, Katsumi Yamada, Hisato Noro, Kaoru Sato | 2012-10-30 |
| 8222038 | Method for analyzing metal specimen | Tomoharu Ishida | 2012-07-17 |
| 5537206 | Method for analyzing steel and apparatus therefor | Takanori Akiyoshi, Tadashi Mochizuki, Akiko Sakashita, Yohichi Ishibashi, Yoshihito Iwata +3 more | 1996-07-16 |
| 5452070 | Method for analyzing solid sample | Tadashi Mochizuki, Yohichi Ishibashi, Takanori Akiyoshi, Yoshihito Iwata, Akiko Sakashita | 1995-09-19 |