DARDELET ROBERT LEON has a total of 11 patent applications. Its first patent ever was published in 1941. It filed its patents most often in Switzerland, Germany and Spain. Its main competitors in its focus markets engines, pumps and turbines and mechanical elements are MARZOCCHI POMPE S P A, DANFOSS COMMERCIAL COMPRESSORS S A and GUANGDONG MEIZHI REFRIGE EQUIP.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 9 | |
| #2 | Germany | 1 | |
| #3 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Rotary pistons | |
| #3 | Pistons and sealings | |
| #4 | Siphons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Robert Leon Dardelet | 6 |
| #2 | Robert-Leon Dardelet | 3 |
| #3 | Leon Dardelet Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES151899A1 | A gas generator with perfected liquid ring |