| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Australia | 2 | |
| #3 | Denmark | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Norway | 2 | |
| #6 | United States | 2 | |
| #7 | Canada | 1 | |
| #8 | Hong Kong | 1 | |
| #9 | New Zealand | 1 | |
| #10 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Measurement | |
| #3 | Transport | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Alarm systems | |
| #2 | Measuring mechanical vibrations | |
| #3 | Vehicle parts | |
| #4 | Sound-producing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tomlinson Michael Andrew | 5 |
| #2 | Davenport Raymond John | 4 |
| #3 | Chambers Christopher G | 3 |
| #4 | Pye Malcolm A | 3 |
| #5 | Marsh John Colin Trafford | 1 |
| #6 | Marsh John C T | 1 |
| #7 | Tomlinson Michael A | 1 |
| #8 | Marsh John C | 1 |
| #9 | Davenport John | 1 |
| #10 | Marsh J C T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8926471D0 | Alarm system | |
| EP0350554A2 | Security systems | |
| EP0233390A1 | Method and apparatus for discriminating sounds due to the breakage of glass | |
| US4631526A | Theft proof alarm bell assembly | |
| GB8526764D0 | Surveillance system | |
| GB2171518A | Glass break detector | |
| GB8307272D0 | Alarm system monitor | |
| GB8301565D0 | Control box/panel | |
| NZ200666A | Tamper sensitive alarm bell | |
| CA1196519A | Tamper-proof alarm bell assembly | |
| AU8375382A | Tamper proof alarm bell | |
| GB2091922A | Alarm bell assembly |