| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 18 | |
| #2 | Germany | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Nails | |
| #3 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Willi Baumann | 9 |
| #2 | Hanspeter Baumann | 5 |
| #3 | Hans-Peter Baumann | 5 |
| #4 | Baumann Willy | 4 |
| #5 | Baumann Hans-Peter | 3 |
| #6 | Willy Baumann | 3 |
| #7 | Willi Baumann Jun | 1 |
| #8 | Baumann Hanspeter | 1 |
| #9 | Baumann W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1659464A1 | Metallic roller shutter slat | |
| DE1659463A1 | Venetian blinds | |
| DE1509227A1 | Roller shutter gear | |
| DE1509225A1 | Venetian blinds |