| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | United States | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | China | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Netherlands | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Electrical machinery and energy | |
| #3 | Optics | |
| #4 | IT methods for management |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sipkema Marcus Karel | 9 |
| #2 | Van Der Zwan Jacob | 5 |
| #3 | Boone Marinus Marias | 3 |
| #4 | Karel Sipkema Marcus | 3 |
| #5 | Hutjes Thomas Alfred | 2 |
| #6 | Zwan Jacob Van Der | 2 |
| #7 | Berkhout Augustinus Johannes | 1 |
| #8 | Jacob Van Der Zwan | 1 |
| #9 | Marias Bonne Marinus | 1 |
| #10 | Merks Ivo Leon Diane Marie | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL2000085C2 | Glasses with hearing aids that only use one omnidirectional microphone per ear bracket. | |
| BRPI0609983A2 | connector set for connecting a hearing aid earpiece to a spectacle rod, hearing aid arrangement and set, spectacle rod, glasses, cradle set, communication set, and methods of upgrading a hearing aid, to give a command signal for a hearing aid arrangement and to sell hearing aid glasses to customers | |
| EP1727393A1 | Connector assembly for connecting an earpiece of a hearing aid to a glasses temple |