| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | Switzerland | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Thermal processes | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves | |
| #2 | Electric switches | |
| #3 | Spark gaps and corona devices | |
| #4 | Special electric heating or lighting | |
| #5 | Hairstyling and cosmetic | |
| #6 | Laundering textiles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Selvatico Amleto | 7 |
| #2 | Amleto Selvatico | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1439335A | Electric stove | |
| GB189497A | Improvements in or relating to electric heaters | |
| GB174688A | Improvements in electric heaters | |
| GB142349A | Improvements in electric heating elements |