| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 6 | |
| #2 | United Kingdom | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Working metallic powder |
| # | Name | Total Patents |
|---|---|---|
| #1 | Badin Ferdinand | 8 |
| #2 | Ferdinand Badin | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB855253A | Coupling device | |
| DE1112862B | Self-acting centrifugal clutch | |
| GB816465A | Improvements in or relating to powder couplings | |
| GB752818A | Improvements in or relating to powder couplings | |
| CA561499A | Powder couplings |