| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Canada | 3 | |
| #3 | Mexico | 2 | |
| #4 | United States | 2 | |
| #5 | Germany | 1 | |
| #6 | Philippines | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gerstmann Joseph | 7 |
| #2 | Demler Roger L | 2 |
| #3 | Joseph Cerstmann | 1 |
| #4 | Pompei Francesco | 1 |
| #5 | Demler Roger Lee | 1 |
| Publication | Filing date | Title |
|---|---|---|
| PH17004A | Sprat nozzle | |
| CA1094994A | Dispensing system | |
| CA1111876A | Spray nozzle | |
| US4159081A | Plural valve, hand-held spray apparatus | |
| US4175706A | Spray nozzle | |
| CA969172A | Heat exchanger and fluid heater | |
| GB1337629A | Steam propulsion system |