| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 | |
| #3 | Australia | 2 | |
| #4 | Colombia | 2 | |
| #5 | Mexico | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways |
| # | Name | Total Patents |
|---|---|---|
| #1 | Young Hartley Frank | 13 |
| #2 | Mediavilla Jose | 2 |
| #3 | Hartley Frank Young | 1 |
| #4 | Mediavilla Jose Ricardo | 1 |
| #5 | Mediavilla Prado Jose Ricardo | 1 |
| #6 | Young Hartley F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2567903A1 | Improved rail insulators | |
| CA2567560A1 | Improved rail clip support shoulder | |
| MXPA06010572A | Rail clip. | |
| US2008203181A1 | Rail clip insulator | |
| AU2004201448A1 | Rail Seat Assembly | |
| AU2003901653A0 | Rail seat assembly | |
| CA2363611A1 | Improved concrete rail tie | |
| US2003080195A1 | Rail fastening system constructed to allow pre-assembly of a rail clip and shoulder | |
| US6367704B1 | Rail fastening system constructed to allow pre-assembly of a rail clip and shoulder |