| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United States | 4 | |
| #3 | France | 2 | |
| #4 | Canada | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Transport or storage devices | |
| #2 | Couplings | |
| #3 | Vehicle parts | |
| #4 | Railway bodies | |
| #5 | Parachutes | |
| #6 | Vehicle connections | |
| #7 | Load transportation vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wriedt Alfred | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US3863983A | Seat belt system | |
| US3685799A | Apparatus for lashing-down of articles | |
| US3701412A | Device for the movement of articles with a flat,rigid,holding surface | |
| GB1158919A | Improvements in or relating to Vehicles and Vehicle Couplings | |
| CA908689A | Vehicle coupling |