| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | Spain | 3 | |
| #3 | Austria | 2 | |
| #4 | Australia | 2 | |
| #5 | Canada | 2 | |
| #6 | Netherlands | 2 | |
| #7 | Portugal | 2 | |
| #8 | Argentina | 1 | |
| #9 | Egypt | 1 | |
| #10 | EPO (European Patent Office) | 1 | |
| #11 | Greece | 1 | |
| #12 | Norway | 1 | |
| #13 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #14 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Transport | |
| #4 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Eastham J | 4 |
| #2 | Eastham John F | 3 |
| #3 | Eastham John Frederick | 3 |
| #4 | Evans Peter D | 2 |
| #5 | Evans Peter David | 2 |
| #6 | Eastham J F | 1 |
| #7 | Istkhem Dzhon Frederik | 1 |
| #8 | Evans P D | 1 |
| #9 | Allday C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5104679A | Homopolar synchronous machine | |
| ZA7309557B | Improved manifold block | |
| ZA734246B | Accelerator for car transmission system | |
| ZA734238B | Improvements in electric drive transmission systems |