Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D649515 | Front switch surge protector with rear outlets | — | 2011-11-29 |
| 4957632 | Valve closing device for a filter vessel in a beverage maker | Jurgen Bockstiegel, Dieter Brindopke | 1990-09-18 |