Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9945015 | High-tensile steel plate giving welding heat-affected zone with excellent low-temperature toughness, and process for producing same | Masao Yuga, Shigeki Kitsuya, Kenji Hayashi | 2018-04-17 |