| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 13 | |
| #2 | EPO (European Patent Office) | 9 | |
| #3 | Canada | 4 | |
| #4 | China | 1 | |
| #5 | Hong Kong | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Shaping of plastics | |
| #3 | Certain plastics | |
| #4 | Producing goods from plastic | |
| #5 | Sound-producing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bank Graham | 9 |
| #2 | White Ian Stanley | 4 |
| #3 | Roberts Martin | 3 |
| #4 | Dodd Mark Alexander | 2 |
| #5 | Pinfold Harold C | 2 |
| #6 | Pinfold Harold Charls | 1 |
| #7 | Eliele Boaz | 1 |
| #8 | Elieli Boaz | 1 |
| #9 | White Ian S | 1 |
| #10 | Pinfold Harold Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9703867D0 | Compression driver | |
| GB9207882D0 | Loudspeakers | |
| GB8914241D0 | Ribbon transducers | |
| GB8914283D0 | Ribbon transducers | |
| GB8907146D0 | Moulded objects | |
| GB8702738D0 | Stacking mechanisms | |
| GB8613136D0 | Loudspeakers | |
| GB8603645D0 | Loudspeakers | |
| EP0111408A1 | Loudspeaker cabinets | |
| GB2099659A | Ring radiator for loudspeakers | |
| GB2099660A | Radiating domes for loudspeakers |