| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Railway bodies | |
| #2 | Rail vehicle suspensions | |
| #3 | Locomotives | |
| #4 | Unspecified technologies | |
| #5 | Unspecified technologies | |
| #6 | Railway brakes | |
| #7 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Coleman James M | 19 |
| #2 | Nystrom Karl F | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US1438298A | Roof brace for box cars | |
| US1402571A | Refrigerator car | |
| US1385607A | Clasp-brake | |
| US1279989A | Draft-arm and underframe construction for cars. | |
| US1255135A | Center-bearing pin. | |
| US1243387A | Truck-retaining center-bearing. | |
| US1179074A | Running-board saddle. | |
| US1164473A | Non-freezing waste-outlet. | |
| US1169240A | Car-roof. | |
| US1145673A | Car-heating system. | |
| US1147210A | Truck-retaining center-bearing. | |
| US1068629A | Car construction. | |
| US1072206A | Sander. | |
| US1111949A | Car construction. | |
| US998326A | Car-dumping mechanism. | |
| US998325A | Grain-car. | |
| US1076746A | Convertible car. | |
| CA228999A | Refrigerator car | |
| CA224690A | Roof brace for box cars |