Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080076 | Nonwoven layer for a filter and filter medium | Jan Schultink | 2011-12-20 |
| 8070858 | Filter bag for a vacuum cleaner and use thereof | Jan Schultink | 2011-12-06 |
| 8066803 | Vacuum cleaner filter bag | Jan Schultink | 2011-11-29 |
| 8052769 | Filter bag and method for the production thereof | Jan Schultink | 2011-11-08 |