Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5906713 | Method of preparing biodegradable, water-resistant, and molded paper board | Long-Huei Wang, Yao Liu, Ying Cheng | 1999-05-25 |
| 5863388 | Biodegradable and water-resistant paper product | Long-Huei Wang, Yao Liu, Ying Cheng | 1999-01-26 |
| 5618387 | Method of preparing biodegradable, water-resistant paper utensils | Long-Huei Wang, Yao Liu, Ying Cheng | 1997-04-08 |