Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1031039 | Tongue scraper | — | 2024-06-11 |
| 11311949 | Indexable face milling cutting insert and face milling cutting head using the cutting insert | Zongchao Zhang, Qi Han | 2022-04-26 |
| 9059797 | Method, apparatus and unit for detecting fault of submarine device | Guozhong Wang, Kai Sun | 2015-06-16 |