| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | United States | 2 | |
| #3 | Brazil | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Israel | 1 | |
| #10 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Accessories for machine tools | |
| #2 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mudge Dennis | 10 |
| #2 | Wood William A | 8 |
| #3 | Coskie Joseph | 2 |
| #4 | Jacobs Edward H | 2 |
| #5 | Harris David R | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA1246104A | Coupling construction and clamp therefor | |
| US4643410A | Coupling construction and clamp therefor | |
| US4575062A | Coupling construction and clamp therefor |