| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 9 | |
| #2 | Austria | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements | |
| #4 | Consumer goods | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Kitchen equipment | |
| #3 | Pistons and sealings | |
| #4 | Structural elements | |
| #5 | Cigarettes | |
| #6 | Special furniture | |
| #7 | Domestic washing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Eugen Knecht | 6 |
| #2 | Knecht Eugen | 5 |
| Publication | Filing date | Title |
|---|---|---|
| CH343865A | Tobacco smoke filters |