| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 95 | |
| #2 | Canada | 10 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Environmental technology | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Railway bodies | |
| #2 | Couplings | |
| #3 | Climate change mitigation in transportation | |
| #4 | Rail vehicle suspensions | |
| #5 | Roof coverings | |
| #6 | Railway equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Russell Thomas Nathan | 28 |
| #2 | Swanson Earl R | 18 |
| #3 | Nathan Russell Thomas | 14 |
| #4 | Russell Thomas N | 8 |
| #5 | William Wright | 8 |
| #6 | Williams Theron H | 5 |
| #7 | Jacobs Francis A | 4 |
| #8 | Munro Roy C | 4 |
| #9 | Markel Lawrence L | 3 |
| #10 | Bernbaum John W | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2060093A | Roof | |
| US2014772A | Lubricating device | |
| US1810448A | Railway car | |
| US1810446A | Railway car | |
| US1810444A | Railway car | |
| US1810447A | Railway car | |
| US1810445A | Railway car | |
| US1933569A | Cover | |
| US1803442A | Car roof | |
| US1921106A | Railway car | |
| US1829166A | Railway car | |
| US1901008A | Railway car | |
| US1875832A | Railway car | |
| US1829167A | Railway car | |
| US1829165A | Railway car | |
| US1901009A | Railway car | |
| US1875831A | Railway car | |
| US1829164A | Railway car | |
| US1878430A | Car roof | |
| US1839364A | Railway car |