| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | United States | 5 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Israel | 1 | |
| #6 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Canzek Ludvik | 8 |
| #2 | Canzek Ludvik Dr | 6 |
| Publication | Filing date | Title |
|---|---|---|
| EP0195746A2 | Ocular lens with a short construction length | |
| US4738496A | High speed infrared wide angle lens system | |
| EP0170617A2 | Catadioptric objective | |
| US4621904A | Magnifier lens system | |
| BR8401713A | Catadioptric lens system | |
| ZA8402174B | High speed catadioptric objective lens system | |
| US4456343A | High speed catadioptric objective lens system | |
| US4398809A | High speed catadioptric system |