| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering | |
| #3 | Transport | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Cranes | |
| #2 | Dredging | |
| #3 | Railway systems | |
| #4 | Motor vehicles | |
| #5 | Harvesting | |
| #6 | Treating harvested food |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weyhausen Hinrich | 3 |
| #2 | Hinrich Weyhausen | 1 |
| #3 | Weyhausen Helmut | 1 |
| #4 | Weyhausen Guenther | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB882674A | Improvements in or relating to grab suspensions | |
| GB712759A | Improvements in loading appliances | |
| US2759616A | Grab loader | |
| GB731245A | Load handling equipment for carriage on vehicles |