| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 11 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | China | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roberts Davies Richard | 6 |
| #2 | Roberts Davies | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB201506111D0 | Headphone or earphone | |
| GB201500556D0 | A panel for sound suppression | |
| GB201317559D0 | A housing and/or a frame or chassis for a loudspeaker or a microphone | |
| GB201313610D0 | An acoustic device | |
| GB201309313D0 | A housing | |
| GB201308543D0 | An accoustic driver | |
| GB201305279D0 | A loudspeaker | |
| GB201302065D0 | A Housing | |
| GB201300708D0 | A housing | |
| GB201218000D0 | A housing | |
| GB201114353D0 | Symmetric multi-horn loudspeaker system |