Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4751823 | Control arrangement affecting operation, safety and efficiency of a heat recovery system | — | 1988-06-21 |
| 4406696 | Process for recovering of metals from solutions of metal salts | Hans D. Reiterer, Ernst Eichberger, Gerhard Lazar | 1983-09-27 |
| 4398397 | Self-balancing two stage heat recovery system | — | 1983-08-16 |