| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | Czechia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Optical systems | |
| #3 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weigel Wolfgang | 15 |
| #2 | Roessel Wolfgang | 7 |
| #3 | Gabel Benjamin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE10344907A1 | Circular aperture device for a camera | |
| WO03058951A1 | Video-camera unit | |
| EP1364527A1 | Video camera and adapter for said video camera | |
| DE10164138A1 | Video camera unit has at least image transmission unit's light sensitive surface that can be moved in image plane of image acquisition objective for acquiring image of scene | |
| CZ20004660A3 | Optical adapter system for a camera | |
| CA2336197A1 | Optical adapter system for a camera |