| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 20 | |
| #2 | United States | 6 | |
| #3 | South Africa | 5 | |
| #4 | Germany | 4 | |
| #5 | Israel | 3 | |
| #6 | Turkey | 3 | |
| #7 | Canada | 2 | |
| #8 | Brazil | 1 | |
| #9 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Measurement | |
| #4 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fisher L | 4 |
| #2 | Smith H | 4 |
| #3 | Millward T | 2 |
| #4 | Griffiths G | 2 |
| #5 | Forster B | 2 |
| #6 | George Fisher Leslie | 1 |
| #7 | Abbott Randle L | 1 |
| #8 | Smith Henry Thomas | 1 |
| #9 | Crump B | 1 |
| #10 | Millward T H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IL36390A | Constant velocity universal joints and their manufacture | |
| CA930562A | Universal joints | |
| IL35806D0 | Universal joints | |
| US3620101A | Variable gears |