| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | Germany | 4 | |
| #4 | France | 4 | |
| #5 | Belgium | 2 | |
| #6 | Italy | 2 | |
| #7 | Netherlands | 2 | |
| #8 | Switzerland | 1 | |
| #9 | German Democratic Republic | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Machines | |
| #3 | Audio-visual technology | |
| #4 | Surface technology and coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mednikarov Borislav Dimitrov | 4 |
| #2 | Mednikarov Borislav D | 3 |
| #3 | Malinovski Jordan Petrov | 3 |
| #4 | Konstantinov Ivan T | 2 |
| #5 | Sahatchieva Maria A | 2 |
| #6 | Kolev Konstantin Nikolaev | 2 |
| #7 | Simeonov Vassil Dragomirov | 2 |
| #8 | Malinovski Jordan Petrov Prof | 2 |
| #9 | Kolev K N | 2 |
| #10 | Malinovski J P | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US4499173A | Photographic material for use in photolithography | |
| DD123023A5 | En metal picture | |
| US4094269A | Vapor deposition apparatus for coating continuously moving substrates with layers of volatizable solid substances | |
| US4123280A | Silver halide vapor deposition method | |
| GB1448106A | Photographic materials which yield direct-positive images | |
| GB1384037A | Photomasks | |
| GB1376836A | Photographic materials their production and their use |