| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | China | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Argentina | 1 | |
| #5 | Brazil | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Measuring distances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gehrke Matthias | 11 |
| Publication | Filing date | Title |
|---|---|---|
| CN103987643A | Method and arrangement for testing the proper functionality of an elevator | |
| DE102011076241A1 | Method and device for checking the proper functioning of an elevator | |
| EP2251294A1 | Method and assembly for testing that a hydraulic lift is functioning correctly | |
| DE102009028596A1 | Method and arrangement for checking the proper functioning of an elevator | |
| DE102009003040A1 | Method for checking the proper functioning of a hydraulic elevator |