Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5169895 | Aqueous dispersions of polyurethane | Richard George Coogan | 1992-12-08 |
| 5043381 | Aqueous dispersions of a nonionic, water dispersible polyurethane having pendent polyoxyethylene chains | Richard George Coogan | 1991-08-27 |
| 4992507 | Aqueous dispersion of a nonionic, water-dispersible polyurethane | Richard George Coogan, Milton Lapkin | 1991-02-12 |
| 4927876 | Aqueous dispersions | Richard George Coogan | 1990-05-22 |