| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 7 | |
| #2 | Germany | 4 | |
| #3 | China | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Electrical machinery and energy | |
| #3 | Chemical engineering | |
| #4 | Packaging and shipping | |
| #5 | Machine tools | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Installation of electric cables | |
| #3 | Separation | |
| #4 | Handling thin material | |
| #5 | Handles for hand implements | |
| #6 | Electrically-conductive connections | |
| #7 | Street cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lepold Holger | 10 |
| #2 | Hofmann Johannes | 4 |
| #3 | Lepold Holger Siegfried | 2 |
| #4 | Holger Lepold | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP3785592A2 | Wired cleaning device | |
| DE102019124947A1 | Wired cleaning device | |
| EP3763271A1 | Nozzle for a suction device for cleaning and care of surfaces | |
| EP3730022A1 | Filter element | |
| DE102013111769A1 | suction | |
| EP2850988A1 | Road sweeper | |
| DE102009006669A1 | joint arrangement | |
| DE102008024605A1 | Device for regulating the suction air flow of a vacuum cleaner |