Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10745794 | Anti-aging periodic variable reaction black chromium coating film and forming method thereof | Zaide Wang, Huanming Ma, Junfu Li, Shengchao Zhang, Meng Liu | 2020-08-18 |
| 10639681 | Automatic powder cleaning system for mixed-line hub bolt holes and combined powder cleaning gun | Zaide Wang, Huanming Ma, Hongtao Wang, Zhiliang Zhang, Zhiwei Qin | 2020-05-05 |