| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Germany | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Foods and drinks | |
| #3 | Medical technology | |
| #4 | Optics | |
| #5 | Machine tools | |
| #6 | Machines | |
| #7 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Kitchen equipment | |
| #2 | Foods | |
| #3 | Object sterilising | |
| #4 | Food shaping | |
| #5 | Punching metal | |
| #6 | Unspecified technologies | |
| #7 | Spectacles | |
| #8 | Steam generation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Vischer Jr Alfred | 5 |
| #2 | Vischer Alfred | 2 |
| #3 | Alfred Vischer Jun | 1 |
| #4 | William Vischer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3947100A | Eyeglass frame | |
| US3347619A | Autoclave | |
| GB894678A | Vapour separator | |
| GB834003A | Improvements in pressure relief valves | |
| GB778329A | An improved closure for a pressure cooker or like container | |
| US2628739A | Container closure | |
| US2454758A | Flexible cover forming machine | |
| US2538661A | Pressure container and closure | |
| US2548691A | Sterilizer |