Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009169 | Pipe, die, and method for manufacturing pipe | Norio Kobayashi | 2021-05-18 |
| 10953476 | Chuck device | Jining Liu | 2021-03-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009169 | Pipe, die, and method for manufacturing pipe | Norio Kobayashi | 2021-05-18 |
| 10953476 | Chuck device | Jining Liu | 2021-03-23 |