| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Austria | 2 | |
| #3 | Switzerland | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Belgium | 1 | |
| #6 | Germany | 1 | |
| #7 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Electrical machinery and energy | |
| #3 | Measurement | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Dynamo-electric machines | |
| #3 | Closing and opening bottles | |
| #4 | Separation | |
| #5 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wiedmer Walter | 6 |
| #2 | Wiedmer Ernst | 4 |
| Publication | Filing date | Title |
|---|---|---|
| EP0201481A1 | Closure head of a filling board device for beverage bottles | |
| EP0147404A1 | Anti-tamper band for container closure | |
| ATA903180A | Screw cap with a guarantee ring for a container to indicate the first opening of the container | |
| CH637346A5 | Screw cap with a guarantee ring for a container to indicate the first opening of the container. | |
| DE2643068A1 | Screw cap with seal strip - has thin ribs on seal engaging grooves in knurled cap |