Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801340 | Proximity sensor | — | 1998-09-01 |
| 5346588 | Process for the chlorine-free bleaching of cellulosic materials with ozone | Herbert Sixta, Gerhard Gotzinger, Anton Hoglinger, Peter Hendel, Wilfried Ruckl +3 more | 1994-09-13 |
| 5218337 | Automotive vehicle tone generator | — | 1993-06-08 |
| 5145557 | Chlorine-free bleaching method for dissolving-grade pulps using an OP-Z-P sequence | Anton Hruschka, Oskar Hoglinger | 1992-09-08 |