Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326237 | Austenitic wear-resistant steel plate | Tetsuya Namegawa, Masahide Yoshimura, Masanori Minagawa | 2022-05-10 |
| 8246768 | High-tensile steel plate of low acoustic anisotropy and high weldability having yield stress of 450 MPa or greater and tensile strength of 570 MPa or greater, and process for producing the same | Manabu Hoshino, Yoichi Tanaka, Tatsuya Kumagai | 2012-08-21 |
| 8048367 | High strength thick-gauge steel plate superior in weldability and having tensile strength of 780 MPA or more and method of production of same | Manabu Hoshino, Youichi Tanaka, Masanori Minagawa | 2011-11-01 |
| 8043447 | Method of manufacturing high tensile strength thick steel plate | Manabu Hoshino, Yoichi Tanaka, Masanori Minagawa | 2011-10-25 |
| 5454883 | High toughness low yield ratio, high fatigue strength steel plate and process of producing same | Atsuhiko Yoshie, Takashi Fujita, Yasumitsu Onoe, Shuji Aihara | 1995-10-03 |
| 5389164 | Production method of strong and tough thick steel plate | Atsuhiko Yoshie, Takashi Fujita, Yuji Nomiyama, Hiroki Miyawaki | 1995-02-14 |
| 5357443 | Method of estimating properties of steel product | Yoshiyuki Watanbe, Shinichi Shimomura, Atsuhiko Yoshie, Kiyoshi Nishioka, Satoshi Akamatsu +1 more | 1994-10-18 |