| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 77 | |
| #2 | United Kingdom | 4 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Transport | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines | |
| #5 | Mechanical elements | |
| #6 | Organic fine chemistry | |
| #7 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Garbage disposal | |
| #2 | Presses | |
| #3 | Load transportation vehicles | |
| #4 | Machines | |
| #5 | Servomotors | |
| #6 | Vehicle brake control systems | |
| #7 | Acyclic or carbocyclic compounds | |
| #8 | Pistons and sealings | |
| #9 | Lifting and pushing | |
| #10 | Forging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zoeller Hans | 76 |
| Publication | Filing date | Title |
|---|---|---|
| DE1022156B | Garbage truck | |
| GB774413A | Improvements in or relating to dust bin emptying device with dust bin tipping arrangement | |
| GB757723A | Improvements in or relating to hydraulic presses | |
| GB750389A | Improvements in or relating to control arrangements for fluid pressure actuated single acting pistons | |
| GB750293A | Improvements in or relating to control arrangements for fluid pressure actuated single-acting pistons |