| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | United States | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 | |
| #6 | China | 1 | |
| #7 | Mexico | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Railway bodies | |
| #2 | Climate change mitigation in transportation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miller Keith Alan | 7 |
| #2 | Lydic Todd L | 5 |
| #3 | Dorian Robert H | 3 |
| #4 | Selapack Michael | 3 |
| #5 | Lohr David A | 3 |
| #6 | Josephson Gregory P | 3 |
| #7 | Selapack Michael A | 2 |
| #8 | Wissinger Christopher S | 2 |
| #9 | Keith Alan Miller | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2787778A1 | Side contoured open top hopper railcar with biased door seal and enlarged contoured end door | |
| US2011179969A1 | Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual override | |
| US2008282929A1 | Railroad well car with open truss sides | |
| US2007175357A1 | Hopper railcar with automatic individual door system |