| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | United States | 4 | |
| #4 | China | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Agriculture | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Sound-producing devices | |
| #2 | Animal care | |
| #3 | Animal catching | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sharp Michael Colin | 6 |
| #2 | Topman Simon Manville | 6 |
| #3 | Sharp Michael C | 2 |
| #4 | Topman Simon M | 2 |
| #5 | Topman S M | 1 |
| #6 | Sharp M C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB201005898D0 | Improvements in or relating to whistles | |
| WO0152235A1 | Whistle with several chambers | |
| US6416379B1 | Whistle | |
| EP1020844A2 | Whistle | |
| GB9808832D0 | Whistle | |
| GB9800611D0 | Whistle | |
| GB9800609D0 | Whistle | |
| US5086726A | Whistle |