| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 4 | |
| #4 | Japan | 4 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Optics | |
| #3 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Photosensitive materials | |
| #3 | Unspecified technologies | |
| #4 | Printing processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zweig Gilbert | 6 |
| #2 | Moogan Edowaado Geijiyaa | 2 |
| #3 | Habib David P | 2 |
| #4 | Gager Morgan E | 2 |
| #5 | Gager Morgan Edward | 2 |
| #6 | Habib David Peter | 1 |
| #7 | Dabitsudo Pii Habibu | 1 |
| #8 | Girubaato Tsubuaiku | 1 |
| #9 | Jirubaato Tsubaiku | 1 |
| #10 | Habib David P Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4224397A | Continuous tone diazo material | |
| US4148646A | Continuous tone diazotype process | |
| US4114926A | Barrier coat for use in thermographic imaging assembly | |
| US4109937A | Donor sheet for thermographic imaging process | |
| US4094681A | Image amplification of negative-working diazo materials |