| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 4 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | Canada | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fortunato Enrico | 2 |
| #2 | Fairhead Ian Golden | 1 |
| #3 | Clements Herbert Arthur | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2951524A1 | REVERSIBLE HYDRAULIC TURBO COUPLING, ESPECIALLY FOR SHIP DRIVES | |
| US4187679A | Device for inverting the direction of rotation of a driven shaft | |
| GB1593812A | Device for inverting the direction of rotation of a driven shaft | |
| DE2806939A1 | Ship's drive transmission unit - has reversing mechanism with guide vanes between rotors movable to deflect fluid flow | |
| CA1092487A | Device for inverting the direction of rotation of a driven shaft |