Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179007 | Vacuum compartment structure for cup lid and manufacturing method thereof | Yitong Lin | 2021-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179007 | Vacuum compartment structure for cup lid and manufacturing method thereof | Yitong Lin | 2021-11-23 |