| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Germany | 3 | |
| #3 | France | 2 | |
| #4 | Belgium | 1 | |
| #5 | Canada | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Couplings | |
| #2 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thornhill Peter Warborn | 5 |
| #2 | Onions John Henry | 2 |
| #3 | Warborn Thornhill Peter | 1 |
| #4 | Thornhill Peter W | 1 |
| #5 | Carlton Quintin Healey | 1 |
| #6 | Carlton Quinton Healey | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB893905A | Improvements in or relating to railway buffers and like shock absorbing devices | |
| GB824723A | Improvements in or relating to buffers for railway, tramway and like vehicles | |
| GB808931A | Improvements in or relating to buffers for railway, tramway and like vehicles | |
| GB736981A | Improvements in or relating to inflation valves | |
| CA620339A | Buffers for railway, tramway and like vehicles |