Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4616464 | Composite fire-resistant concrete/steel column or post | Jean-Baptiste Schleich, Jean-Paul Lickes | 1986-10-14 |
| 4571913 | Prefabricated fireproof steel and concrete beam | Jean-Baptiste Schleich, Jean-Paul Lickes, Emile Reuter | 1986-02-25 |