| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 7 | |
| #2 | United Kingdom | 7 | |
| #3 | Israel | 4 | |
| #4 | India | 4 | |
| #5 | Denmark | 3 | |
| #6 | South Africa | 3 | |
| #7 | Australia | 2 | |
| #8 | Germany | 2 | |
| #9 | Italy | 2 | |
| #10 | Argentina | 1 | |
| #11 | Egypt | 1 | |
| #12 | Ireland | 1 | |
| #13 | Sweden | 1 | |
| #14 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Electrical machinery and energy | |
| #4 | Transport | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kling A | 19 |
| #2 | Stummer F | 2 |
| #3 | Bottona P | 1 |
| #4 | Kling Alberto | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR7904901A | Improvement in or regarding low or high electronic electronic regulator and stabilizer | |
| GB1485390A | Propulsion means for an aircraft | |
| IL40425D0 | Double walled ducted type propeller for precessor flying craft | |
| US3838835A | Precessor flying craft |