Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338539 | Method for manufacturing paper straw | Hao-I Tsai, Li-Yuan Huang, Bing-Kwan Cheng, Yuan-Nan Tsai | 2022-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338539 | Method for manufacturing paper straw | Hao-I Tsai, Li-Yuan Huang, Bing-Kwan Cheng, Yuan-Nan Tsai | 2022-05-24 |