| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 4 | |
| #2 | Germany | 3 | |
| #3 | United States | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones |
| # | Name | Total Patents |
|---|---|---|
| #1 | Townsend Graham | 5 |
| #2 | Garner Alex Victor | 3 |
| #3 | Gurahamu Taunzento | 3 |
| #4 | Aretsukusu Buikutaa Gaanaa | 2 |
| #5 | Garner Alex V | 2 |
| #6 | Aretsukusu Buitakuu Gaanaa | 1 |
| #7 | Townsend G | 1 |
| #8 | Garner A V | 1 |
| #9 | Kirkpatrick Maurice | 1 |
| #10 | Moorisu Kaakupatoritsuku | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4325455A | Loudspeaker grille | |
| US4256930A | Loudspeaker having improved magnetic assembly | |
| GB1572023A | Moving coil loudspeakers | |
| GB1572024A | Moving coil loudspeakers |