| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Netherlands | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Italy | 2 | |
| #5 | Sweden | 2 | |
| #6 | Argentina | 1 | |
| #7 | Austria | 1 | |
| #8 | Belgium | 1 | |
| #9 | Brazil | 1 | |
| #10 | Canada | 1 | |
| #11 | Germany | 1 | |
| #12 | Denmark | 1 | |
| #13 | Spain | 1 | |
| #14 | Philippines | 1 | |
| #15 | Portugal | 1 | |
| #16 | WIPO (World Intellectual Property Organization) | 1 | |
| #17 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wentworth Jr Fred A | 6 |
| #2 | Wentworth Fred A Jr | 3 |
| #3 | Wentworth Jr Fred Albert | 2 |
| #4 | Wentworth Fred Albert Jun | 2 |
| #5 | Wentworth Fred Albert Jr | 2 |
| #6 | Wentworth Jun Fred Albert | 1 |
| #7 | Albert Wentworth Fred Jr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5211890A | Circulatory ion vapor generator and method | |
| US5255514A | Apparatus and method for improving the performance of a turbocharger-equipped engine | |
| US5246632A | Circulatory ion vapor generator and method | |
| US4952340A | Vibratory ion vapor generator and method | |
| US4410467A | Ion-vapor generator and method | |
| CA1067812A | Vapor catalyst system for combustion | |
| NL7417045A | Device for burning fossil fuel. | |
| US4016837A | Vapor intake system for internal combustion engines |