Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177035 | Method for producing cellulose shaped bodies | Christian Schlossnikl, Heinrich Firgo, Peter Gspaltl | 2001-01-23 |
| 6042890 | Process for producing a strengthened fiber assembly | Harmut Rüf, Heinrich Firgo, Christian Schlossnikl, Raimund Jurkovic | 2000-03-28 |
| 6007750 | Process for forming a cellulose sponge | Heinrich Firgo, Andreas Schweigart | 1999-12-28 |