| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 13 | |
| #2 | United States | 8 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Cranes | |
| #2 | Springs | |
| #3 | Rail vehicle suspensions | |
| #4 | Clutches and brakes | |
| #5 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Christianson Andrew | 21 |
| #2 | Jabelmann Otto | 1 |
| #3 | Douglas Henderson B | 1 |
| #4 | Orr Herbert P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1254480A | Tire-carrier for automobiles. | |
| CA181940A | Brake beam | |
| CA166423A | End for box cars | |
| CA164335A | Bearing for journal boxes | |
| CA184895A | Bolster hanger | |
| US1156665A | Shock-absorber. | |
| US1178133A | Dust-guard for journal-boxes. | |
| US1153483A | Shock-absorber. | |
| CA149527A | Dumping car | |
| US1136937A | Journal-box. | |
| US999153A | Brake. | |
| CA105894A | Passenger car | |
| CA107345A | Passenger car | |
| CA104870A | Passenger car | |
| US870764A | Gripping-tongs. | |
| US870713A | Gripping-tongs. | |
| CA79987A | Door operating device for hopper cars | |
| CA232839A | Freight car door | |
| CA377864A | Railway car truck | |
| CA245040A | Car door latch |