| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Environmental technology | |
| #4 | Packaging and shipping | |
| #5 | Machines | |
| #6 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Railway bodies | |
| #2 | Clutches and brakes | |
| #3 | Heat-exchanger without contact | |
| #4 | Railway brakes | |
| #5 | Containers for goods storage | |
| #6 | Gas-flow silencers for machines | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dyke John W Van | 12 |
| #2 | Dickson David T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2028576A | Pipe section protection | |
| US1842921A | Muffler | |
| US1183143A | Universal joint. | |
| US1186625A | Universal joint. | |
| US1148730A | Railway tank-car. | |
| US768888A | Railroad-car. | |
| US738260A | Railroad tank-car. | |
| US738261A | Railroad tank-car. | |
| US738259A | Railroad tank-car. | |
| CA757207A | Apparatus for and method of providing differently directed unidirectional electrical pulses | |
| CA322028A | Exhaust muffler | |
| CA643920A | Apparatus for and method of producing electrical pulses |