| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | Japan | 4 | |
| #3 | Australia | 2 | |
| #4 | Belgium | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | France | 2 | |
| #7 | India | 2 | |
| #8 | Italy | 2 | |
| #9 | Argentina | 1 | |
| #10 | Canada | 1 | |
| #11 | Switzerland | 1 | |
| #12 | United Kingdom | 1 | |
| #13 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Rotary pistons | |
| #2 | Rotary-pistons | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bammert Karl | 6 |
| #2 | Bammert Karl Prof Dr Ing | 5 |
| #3 | Bammert Karl Prof Dr-Ing | 4 |
| #4 | Karuru Banmeruto | 4 |
| #5 | Karl Bammert Prof Dr-Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3220516A1 | DRYING SCREW MACHINE | |
| AU5671280A | Intermeshing rotary piston | |
| DE2948993A1 | COMPRESSORS, ESPECIALLY SCREW COMPRESSORS, WITH LUBRICANT CIRCUIT | |
| DE2948992A1 | ROTOR COMPRESSORS, ESPECIALLY SCREW ROTOR COMPRESSORS, WITH LUBRICANT SUPPLY TO AND LUBRICANT DRAINAGE FROM THE BEARINGS | |
| DE2911415A1 | ROTARY PISTON MACHINE |