Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5384020 | Anode structure for cathodic protection against corrosion, and method for making the anode structure | Gunter Oppermann, Rudiger Weinhardt | 1995-01-24 |
| 5232891 | Process for the manufacture of a gauze for a catalytic converter and a gauze for a catalytic converter manufactured according thereto | Michael Hormann, David Francis Lupton, Werner Reiss, Friedhold Scholz, Bruno Streb +1 more | 1993-08-03 |
| 5135633 | Electrode arrangement for electrolytic processes | Rudiger Weinhardt, Gerhardt Dehm, Reinhard Koch | 1992-08-04 |