| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Israel | 3 | |
| #3 | Australia | 2 | |
| #4 | Brazil | 2 | |
| #5 | Canada | 2 | |
| #6 | EPO (European Patent Office) | 2 | |
| #7 | India | 2 | |
| #8 | Republic of Korea | 2 | |
| #9 | South Africa | 2 | |
| #10 | Argentina | 1 | |
| #11 | China | 1 | |
| #12 | Japan | 1 | |
| #13 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Printing processes | |
| #2 | Photomechanical semiconductor production | |
| #3 | Electrography |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edwards Wallace | 20 |
| #2 | Wallace Edwards | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5205211A | Printed product having adjacent or closely spaced multicolour halftone dots | |
| US5074206A | Printing method and printed product | |
| US4998962A | Printing method and printed product | |
| US4554241A | Color reproduction process | |
| IL85219A | Color reproduction process | |
| CA1168508A | Colour reproduction process |