| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Packaging and shipping | |
| #3 | Optics | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Syringes | |
| #3 | Photosensitive materials | |
| #4 | Medical purpose containers | |
| #5 | Boiling machines |
| Publication | Filing date | Title |
|---|---|---|
| GB245799A | Ampulla composed of two compartments adapted for the purpose of radiotherapeutics | |
| GB239432A | Improvements in and relating to ampullas for medical use | |
| DE438088C | ampoule | |
| GB240035A | Improvements in or relating to ampoules for containing medicaments |