| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 2 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Electric incandescent lamps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Konieczny Anton | 2 |
| #2 | Anton Konieczny | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1793623A | Magnifying apparatus | |
| GB236553A | Illumination device for projecting apparatus | |
| GB150966A | Improvements in photographic copying apparatus | |
| GB161768A | Improvements in electric lamps | |
| US1346319A | Photographic projection apparatus |