Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6060414 | Mineral fibres capable of dissolving in a physiological medium | Wolfgang Holstein, Wolfgang Schwab, Alain DeMeringo, Sylvie Thelohan | 2000-05-09 |
| 6043170 | Mineral fiber composition | Bernd Steinkopf, Wolfgang Holstein, Axel Katzschmann | 2000-03-28 |
| 6037284 | Mineral fibres which can dissolve in a physiological medium | Wolfgang Holstein, Wolfgang Schwab, Alain DeMeringo, Sylvie Thelohan | 2000-03-14 |