| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping | |
| #3 | Electrical machinery and energy | |
| #4 | Transport | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Mining | |
| #2 | Transport or storage devices | |
| #3 | Batteries | |
| #4 | Railway systems | |
| #5 | Veneer production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fritz Witte | 1 |
| #2 | Witte Fritz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1409806A | Transporting device |