| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Germany | 2 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | India | 1 | |
| #7 | United States | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoff Klaus | 5 |
| #2 | Hoff Klaus Hubert | 4 |
| #3 | Ritzen Franz-Josef | 2 |
| #4 | Flade Georg | 2 |
| #5 | Hüllenkremer Ernst Mike | 1 |
| #6 | Jansen Paul | 1 |
| #7 | Klaus Hubert Hoff | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102014201473A1 | PISTON ROD FOR PISTON COMPRESSORS AND PISTON COMPRESSOR | |
| DE102011079478A1 | Piston compressor | |
| EP2116723A2 | Piston compressor |