EMIL HANNEMANN has a total of 19 patent applications. Its first patent ever was published in 1911. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets thermal processes, measurement and control are JULIUS OSTERTAG, YIM JOO HYUK and GERSCHWEILER ELEK SCHE ZENTRAL.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 | |
| #2 | France | 3 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Measurement | |
| #3 | Control | |
| #4 | Machine tools | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hannemann Emil | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB401288A | Improvements in feed water systems for boilers | |
| DE556760C | Indirectly acting regulator |