| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 11 | |
| #2 | Austria | 2 | |
| #3 | Belgium | 1 | |
| #4 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Audio-visual technology | |
| #3 | Basic materials chemistry | |
| #4 | Engines, pumps and turbines | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Spraying devices | |
| #2 | Matches | |
| #3 | Special information storage | |
| #4 | Pumps | |
| #5 | Smoking accessories | |
| #6 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leopold Spira | 11 |
| #2 | Spira Leopold | 4 |