| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 31 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Engines, pumps and turbines | |
| #3 | Machine tools | |
| #4 | Machines | |
| #5 | Audio-visual technology | |
| #6 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Railway bodies | |
| #3 | Vehicle parts | |
| #4 | Machines | |
| #5 | Couplings | |
| #6 | Soldering, welding and flame cutting | |
| #7 | Unspecified technologies | |
| #8 | Railway equipment | |
| #9 | Advertising | |
| #10 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Symons Wilson E | 34 |
| #2 | Wildin George W | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1514879A | Shock-absorbing mechanism | |
| US1440320A | Shock-absorbing mechanism | |
| US1240901A | Electric welding-tool. | |
| US1240900A | Electric welding-tool. | |
| CA174170A | Car roof | |
| US1206268A | Car-roof. | |
| US1040052A | Draft-rigging for cars. | |
| US1019552A | Alarm for automobiles. | |
| US1051030A | Automobile-fender. | |
| US1114412A | Automobile-fender. | |
| US1157339A | Steel roof for freight-cars. | |
| US1078968A | Steel roof for freight-cars. | |
| CA116067A | Ventilating system | |
| US866405A | Bolster structure. | |
| US860268A | Truck structure. | |
| US866403A | Car structure. | |
| US866404A | Car structure. | |
| US903339A | Ventilating system. | |
| US860267A | Car-truck. | |
| US846260A | Railway bumping-post. |