Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10781139 | Joint compound with sulfonated starch | Renee J. Weinberger, Runhai Lu, Yijun Sang | 2020-09-22 |
| 10640986 | Drywall joint tape and method | — | 2020-05-05 |
| 10563408 | Drywall joint tape and method | — | 2020-02-18 |