| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 78 | |
| #2 | Canada | 4 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Materials and metallurgy | |
| #3 | Machine tools | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Couplings | |
| #3 | Foundry moulding | |
| #4 | Making forged metal products | |
| #5 | Unspecified technologies | |
| #6 | Railway brakes | |
| #7 | Railway bodies | |
| #8 | Forging | |
| #9 | Metal tempering | |
| #10 | Vehicle tyre repairing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kadel Byers W | 22 |
| #2 | Barrows Donald S | 15 |
| #3 | Arvid Anderson Gustaf | 9 |
| #4 | Symington Thomas H | 9 |
| #5 | Symington Thomas Harrison | 6 |
| #6 | Weston Arthur H | 5 |
| #7 | Anderson Gustaf A | 4 |
| #8 | Cochrane Robert B | 3 |
| #9 | Orville Wright Ira | 2 |
| #10 | Mechlin Ernest F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE456195C | Axle box cover | |
| US1516157A | Method of hardening iron | |
| US1496057A | Draft gear | |
| US1521419A | Draft rigging | |
| US1488159A | Draft rigging | |
| US1458743A | Journal box | |
| US1488142A | Car underframe | |
| US1522935A | Car truck | |
| US1488158A | Draft yoke | |
| US1488143A | Car underframe | |
| US1488157A | Journal box | |
| US1488141A | Car underframe | |
| US1488156A | Cheek plate | |
| US1488155A | Brake wheel | |
| US1414960A | Car truck | |
| US1414961A | Car truck | |
| US1474225A | Draft-gear follower block | |
| US1414924A | Car truck | |
| US1414959A | Car truck | |
| US1414922A | Car truck |