Issued Patents 2019
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443110 | High toughness and high tensile strength thick steel plate and production method therefor | Shigeki Kitsuya, Katsuyuki Ichimiya, Kazukuni Hase, Teruhisa Kinugawa, Naoki Matsunaga +3 more | 2019-10-15 |
| 10358688 | Steel plate and method of producing same | Shigeki Kitsuya, Katsuyuki Ichimiya, Kazukuni Hase | 2019-07-23 |
| 10316385 | High-tensile-strength steel plate and process for producing same | Katsuyuki Ichimiya, Masao Yuga, Kazukuni Hase | 2019-06-11 |
| 10300564 | Weld joint | Katsuyuki Ichimiya, Masao Yuga, Kazukuni Hase | 2019-05-28 |
| 10253397 | Pearlitic rail and method for manufacturing pearlitic rail | Tatsumi Kimura, Kiyoshi Uwai, Moriyasu Yamaguchi | 2019-04-09 |
| 10240226 | Steel plate for thick-walled steel pipe, method for manufacturing the same, and thick-walled high-strength steel pipe | Shusaku Ohta, Junji Shimamura, Nobuyuki Ishikawa, Seishi Tsuyama | 2019-03-26 |
| 10232423 | Marking method, marking tool, and punch press machine | Hiroki KISHIMOTO | 2019-03-19 |