Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051708 | Process for the preparation of condensation products of melamine | Augustinus E.H. de Keijzer | 2000-04-18 |
| 5985960 | Polymer composition containing condensation product of melamine | Augustinus E.H. de Keijzer | 1999-11-16 |