| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | China | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Medical technology | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Physical therapy devices | |
| #2 | Wheelchairs and sledges | |
| #3 | Operating tables | |
| #4 | Hand carts | |
| #5 | Cycles | |
| #6 | Dynamo-electric machines | |
| #7 | Vehicle wheels | |
| #8 | Cross-cutting vehicle technologies | |
| #9 | Vehicle transmission mounting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kirschey Gerhard | 14 |
| #2 | Disco Drives Kirschey Gmbh | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102019107272A1 | Rollator | |
| WO2020147942A1 | Roller walker | |
| WO2019101635A1 | Walker having an electric drive | |
| DE102017127568B3 | Rollator with electric drive | |
| DE102017111770A1 | Drive unit for a bicycle | |
| DE102016108192A1 | Wheel hub of a two-wheeler |