Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9771639 | High-strength and high-toughness steel plate with yield strength of 700 MPa and method of manufacturing the same | Aiwen Zhang, Qingfeng Zhang | 2017-09-26 |
| 9695487 | Ultrahigh-strength wear-resistant steel plate and method of manufacturing the same | Aiwen Zhang, Guodong Wang | 2017-07-04 |
| 9683275 | Steel plate with low yield-tensile ratio and high toughness and method of manufacturing the same | Aiwen Zhang, Xiangqian Yuan, Yushan Chen | 2017-06-20 |