EDUARD SEYFFERT has a total of 13 patent applications. Its first patent ever was published in 1918. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets chemical engineering, thermal processes and engines, pumps and turbines are CHONGQING TIANKAI PHARMACEUTICAL CO LTD, CALCAR REINDER PIETERS VAN and GUANGZHOU NEZOY TECH CO LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | United Kingdom | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes | |
| #3 | Engines, pumps and turbines | |
| #4 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Seyffert Eduard | 5 |
| #2 | Seyffert Dipl-Ing Konrad | 1 |
| #3 | Eduard Seyffert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1910263A | Rotary drying drum | |
| GB367625A | Improvements in rotary drying cooling or calcining drums |