Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195648 | Pre-applied membrane having granular polymer outer protective layer | Hongmei Ding, Robert A. Wiercinski | 2025-01-14 |
| 12018475 | Facilitated detailing for pre-applied waterproofing membranes | Hongmei Ding, Lijun Xin, Robert A. Wiercinski | 2024-06-25 |
| 10655322 | Facilitated detailing for pre-applied waterproofing membranes | Hongmei Ding, Lijun Xin, Robert A. Wiercinski | 2020-05-19 |