Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252578 | Polyurethane foam composition comprising an aromatic polyester polyol compound and products made therefrom | Kai Xi, David J. Shieh, Lifeng Wu | 2025-03-18 |
| 12202926 | Polyurethane insulation foam composition comprising halogenated olefins and a tertiary amine compound | Lifeng Wu, Khang V. Nguyen | 2025-01-21 |