| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 11 | |
| #2 | Finland | 2 | |
| #3 | Germany | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting |
| Publication | Filing date | Title |
|---|---|---|
| ES103200A1 | A process for manufacturing glycerin by fermenting sugar in an alkaline medium. | |
| DE402725C | Electric crucible furnace | |
| GB190525680A | Improvements relating to the Manufacture of Fatty Acids from Fatty Acid Esters. |