Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662858 | Process for the production of cellulose fibres having a reduced tendency to fibrillation | Heinrich Firgo, Johann Schickermuller | 1997-09-02 |
| 5653931 | Process for the production of cellulose moulded bodies | Heinrich Firgo | 1997-08-05 |
| 5632256 | Internal combustion engine with an exhaust gas turbocharger | — | 1997-05-27 |
| 5601767 | Process for the production of a cellulose moulded body | Heinrich Firgo, Dieter Eichinger | 1997-02-11 |