| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Australia | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | Italy | 2 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grimston Roger Anthony | 2 |
| #2 | Robinson Robert Peter | 2 |
| #3 | Robinson Robert P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1583945A | Flexible couplings | |
| GB1471891A | Mechanical seals | |
| GB1471892A | Mechanical seals | |
| GB1430283A | Mechanical seals | |
| GB1465069A | Mechanical seals |