| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Portugal | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | China | 2 | |
| #6 | Spain | 2 | |
| #7 | Greece | 2 | |
| #8 | Ireland | 2 | |
| #9 | Israel | 2 | |
| #10 | South Africa | 2 | |
| #11 | Brazil | 1 | |
| #12 | Canada | 1 | |
| #13 | United Kingdom | 1 | |
| #14 | Mexico | 1 | |
| #15 | New Zealand | 1 | |
| #16 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Winches | |
| #3 | Gearing | |
| #4 | Mechanical control devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Castens Rudolf Richard | 19 |
| #2 | Castens Richard Rudolf | 2 |
| #3 | Rudolf Richard Castens | 2 |
| #4 | Richard Castens Rudolf | 1 |
| #5 | Castens R R | 1 |
| #6 | Castens Rudolf R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IE883186L | Winch | |
| EP0400009A1 | Winch | |
| AU2544988A | Apparatus for developing variable torque | |
| AU2545088A | Improvements in clutches | |
| EP0312656A1 | Improvements in clutches | |
| GR862101B | Improvements in clutches | |
| PT83159A | Positive drive unidirectional clutch - has cylindrical rollers between curved surfaces one surface as hyperboloid, each roller lying along generator of surface | |
| IE862109L | Clutch | |
| GB8601469D0 | Power transmission mechanism |