| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 10 | |
| #2 | China | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Consumer goods | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Sound-producing devices | |
| #3 | Stereophonic systems | |
| #4 | Hand-held cutting tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dodd Mark | 4 |
| #2 | Oclee-Brown Jack | 3 |
| #3 | Halsall Stephen | 2 |
| #4 | Anthony Philip Jeffrey | 2 |
| #5 | Oclee-Brown Jack Anthony | 2 |
| #6 | Jeffrey Halsall Stephen John A | 1 |
| #7 | Halsall Stephen John | 1 |
| #8 | Jeffrey Anthony Philip | 1 |
| #9 | Stephen Halsall | 1 |
| #10 | Davidson Julia | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB201007350D0 | Stiffened loudspeaker diaphragm | |
| GB0912381D0 | Loudspeaker driver surround with at least one stiffening tab | |
| GB0714474D0 | Loudspeaker | |
| GB0607454D0 | Phase plug | |
| GB0607452D0 | Phase plug for compression driver | |
| GB0512703D0 | Compound Loudspeaker | |
| GB0508616D0 | Audio system | |
| GB0500075D0 | Loudspeaker | |
| CN1575033A | Loudspeaker assembly | |
| GB0413361D0 | Mounting a loudspeaker in a halogen light fitting |