JACOB HOLTZER ETS has a total of 23 patent applications. Its first patent ever was published in 1918. It filed its patents most often in France, Switzerland and United States. Its main competitors in its focus markets materials and metallurgy, machine tools and chemical engineering are REAL FEDERACION ESPANOLA DE CAZA, JIANGSU XINHUA ALLOY CO LTD and INDUSTEEL FRANCE.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 21 | |
| #2 | Switzerland | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Machine tools | |
| #3 | Chemical engineering | |
| #4 | Machines | |
| #5 | Electrical machinery and energy | |
| #6 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Louis Vergniaud | 1 |
| #2 | Jacob Holtzer Etablissements | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1373688A | Process and apparatus for drying crucibles |