| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | France | 3 | |
| #3 | United States | 3 | |
| #4 | Spain | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Netherlands | 1 | |
| #7 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Transport or storage devices | |
| #2 | Shafts | |
| #3 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stein Hans Vom | 9 |
| #2 | Specht Dieter | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE2205243A1 | ROLL FOR CONVEYOR SYSTEMS | |
| DE2205242A1 | ROLE | |
| GB1293720A | Roller conveyor | |
| NL168468B | Building element for manufacturing a transportation track. | |
| US3610387A | Roller for roller conveyors | |
| US3567010A | Driven roller for roller conveyors | |
| US3511350A | Braking roller |