| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | Germany | 2 | |
| #3 | Japan | 2 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Internal-combustion piston engines | |
| #2 | Controlling combustion engines | |
| #3 | Unspecified technologies | |
| #4 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Henderson H | 5 |
| #2 | Weakley Burton | 4 |
| #3 | Weakley B | 3 |
| #4 | Henderson Henning Morgan | 2 |
| #5 | Heningu Moogan Hendaason | 2 |
| #6 | Baaton Uiikurei | 2 |
| #7 | Henderson Henning M | 2 |
| #8 | Hernderson H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8104529B | Expansion type fasteners expansion type fastener | |
| GB1582555A | Protection of internal combustion engines and/or vehicles embodying the same | |
| ZA7702328B | Improvements relating to motor vehicle or like clutches | |
| ZA7602715B | Vehicle surveillance and/or safety device | |
| ZA7602711B | Protective device for vehicle engines | |
| ZA7602487B | Improvements relating to friction brakes |