| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Canada | 1 | |
| #3 | Germany | 1 | |
| #4 | France | 1 | |
| #5 | Ireland | 1 | |
| #6 | Norway | 1 | |
| #7 | Sweden | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Money sorting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sykes Maurice | 5 |
| #2 | Sykes M | 2 |
| #3 | Maurice Sykes | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1120269A | Coin-released amusement machine | |
| GB1154562A | Coin Counter. | |
| US3285380A | Coin operating mechanism | |
| IE28719L | Coin operated mechanism | |
| GB1072381A | Coin operated mechanism | |
| GB1035681A | Coin-operated machine | |
| CA808003A | Coin operating mechanism |