Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876196 | Method of continuously producing ethanol from sugar-containing substrates | Eva Steiner, Wilfried Wohrer, Otto Meixner | 1989-10-24 |
| 4868122 | Arrangement for growing permanent forms of microorganisms | Jiri Kominek, Otto Zehentgruber | 1989-09-19 |