| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 5 | |
| #2 | United States | 3 | |
| #3 | China | 2 | |
| #4 | Germany | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Poland | 1 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Unspecified technologies | |
| #3 | Pistons and sealings | |
| #4 | Metal-working | |
| #5 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Caspall Martin | 9 |
| #2 | Caspall Martin Janek | 2 |
| #3 | Dickerson John | 1 |
| #4 | Earthrowl Brian Edward | 1 |
| #5 | William Hornigold Charles | 1 |
| #6 | Cawthorn T | 1 |
| #7 | Hornigold C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2021054881A1 | Double row spherical roller bearing | |
| WO2012131319A1 | Method of manufacturing roller bearing cage | |
| US3776559A | Shaft seals |