| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 29 | |
| #2 | Germany | 6 | |
| #3 | United Kingdom | 5 | |
| #4 | Denmark | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper | |
| #3 | Machines | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Photosensitive materials | |
| #2 | Cameras | |
| #3 | Processing photographic materials | |
| #4 | Printing processes | |
| #5 | Shaping of plastics | |
| #6 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schaeffer Andre | 19 |
| #2 | Clauss Bernard | 11 |
| #3 | Laquerriere Michel | 9 |
| #4 | Schaeffer A | 2 |
| #5 | Wuhrmann Horst | 2 |
| #6 | Lesueur Jacques | 2 |
| #7 | Lesuer Jacques | 1 |
| #8 | Schindler Henri | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1128762A | A heat developable diazotype material for reproducing documents by the diazo type process | |
| GB1045714A | Photosensitive diazotype product developable by heat and its process of preparation | |
| GB1041022A | Thermodevelopable diazotype material and its process of preparation | |
| GB909491A | Improvements in and relating to heat-developing diazotype material | |
| GB936117A | Improvements in and relating to process of stabilizing developed photographic materials with silver images thereon |