| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 20 | |
| #2 | Germany | 3 | |
| #3 | Canada | 1 | |
| #4 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Thermal processes | |
| #4 | Electrical machinery and energy | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dudley Brian Spalding | 20 |
| #2 | Brian Spalding Dudley | 2 |
| #3 | Spalding Dudley Brian | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA490382A | Method of and equipment for burning liquid fuel in a ducted gas stream |