| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Switzerland | 5 | |
| #3 | Germany | 3 | |
| #4 | Netherlands | 2 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stanton Walter Oliver | 4 |
| #2 | Walter Oliver Stanton | 3 |
| #3 | Oliver Stanton Walter | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DK149680B | Magnetodynamic quadrophonic gramphone pick-up | |
| GB1181070A | Improvements in Stylus Assemblies for Magnetic Stereophonic Phonograph Pickups | |
| GB1181069A | Magnetic Stereophonic Phonograph Pickup | |
| GB1033722A | Improvements in or relating to electro magnetic transducers | |
| GB783372A | Improvements relating to pick-ups for sound reproducers |