| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Denmark | 2 | |
| #3 | Sweden | 2 | |
| #4 | Australia | 1 | |
| #5 | Belgium | 1 | |
| #6 | Canada | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Germany | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Italy | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Vehicle connections | |
| #2 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Taube D | 3 |
| #2 | Taube David Carl | 3 |
| #3 | Cornell A | 3 |
| #4 | Wardill Gordon Agar | 3 |
| #5 | Cornell Alan Ananias | 2 |
| #6 | Taube David C | 1 |
| #7 | Wardill G | 1 |
| #8 | Cornell Allen A | 1 |
| #9 | Cornell A A | 1 |
| #10 | Wardill G A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1404318A | Trailer coupling means | |
| CA875976A | Trailer hitches |