| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Materials and metallurgy | |
| #4 | Engines, pumps and turbines | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Frazer Joseph C W | 12 |
| #2 | Scalione Charles C | 1 |
| #3 | Holland William W | 1 |
| #4 | Miller Ellis | 1 |
| #5 | Morse Harmon N | 1 |
| #6 | Bennett Owen G | 1 |
| #7 | Merrill David R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2303992A | Injector nozzle | |
| US2031475A | Oxidizing catalysts | |
| US1934795A | Catalyst and method of making it | |
| US1789812A | Method of eliminating combustible constituents from the products of combustion of an internal-combustion engine | |
| US1937689A | Oxidizing catalyst | |
| US1602404A | Oxidizing catalyst | |
| US1418246A | Process of treating gases | |
| US1345323A | Catalyst and process of making it | |
| US1196734A | Method of treating mineral silicates. | |
| CA99797A | Electric heater | |
| CA315587A | Internal combustion engine mechanism | |
| CA368866A | Oxidizing catalyst |