Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541108 | Process for the preparation, preferably from waste materials, of silicate foam with closed pores, and the product produced by the process | Laszlo Hoffmann, Emma Hoffmann, Rita Rostás, Jenó Fehér, Zsolt Fejér | 2003-04-01 |