Paul Coppens
48Patents
9h-index
46Co-inventors
71Inventor score
Filing activity: Jun 9, 1988 → Jun 18, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5254421A | Toner receiving printing plate | Physics | 42 | Expired |
| US5068165A | Lithographic aluminum offset printing plate made according to the DTR-process | Physics | 25 | Expired |
| US5273858A | Method of making lithographic aluminum offset printing plates | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5462833A | Lithographic base and a method for making a lithographic printing plate therewith | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5639586A | Lithographic base and a lithographic printing plate | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5196290A | Method for making a lithographic aluminium offset printing plate by the silver salt diffusion transfer process | Physics | 13 | Expired |
| US6040109A | Method for preparing an image element for making an improved printing plate according to the silver salt diffusion transfer process | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5445912A | Lithographic base and a method for making a lithographic printing plate therewith | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5496679A | Imaging element and method for making lithographic printing plates according to the silver salt diffusion transfer process | Physics | 11 | Expired |
| US5731124A | Method for preparing an aluminum foil for use as a support in lithographic printing plates | Physics | 9 | Expired |
| US5508142A | Imaging element and method for making lithographic printing plate according to the silver salt diffusion transfer process | Physics | 8 | Expired |
| US5518866A | Method for making an offset printing plate according to the silver salt diffusion transfer process | Physics | 8 | Expired |
| US5620830A | Element with gelatin anti-stress layer for making printing plate according to the silver salt diffusion transfer process | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5436110A | Imaging element and method for making aluminum lithographic printing plates according to the silver salt diffusion transfer process | Physics | 6 | Expired |
| US5270354A | Method of making aqueous loaded latex compositions | Physics | 6 | Expired |
| US5213920A | Method for obtaining litographic printing plates by electrophotographic imaging | Physics | 6 | Expired |
| US5665516A | Imaging element for making lithographic printing plates according to the silver salt diffusion transfer process | Physics | 6 | Expired |
| US5597676A | Method for making improved imaging elements suitable for use in silver salt diffusion transfer process | Physics | 6 | Expired |
| US4970133A | Presensitized imaging element suitable for use as a lithographic printing plate with single hydrophilic layer which includes a light-sensitive diazonium salt and tetraalkyl orthosilicate cross-linking agent | Physics | 5 | Expired |
| US5362602A | Method of making lithographic aluminum offset printing plates | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6261733A | Silver salt diffusion transfer material sensitized for blue light | Physics | 5 | Expired |
| US5402725A | Lithographic base with a modified dextran or pullulan hydrophilic layer | Physics | 5 | Expired |
| US5405730A | Imaging element and method for making aluminum lithographic printing plates according to the silver salt diffusion transfer process | Physics | 4 | Expired |
| US5449585A | Method for making lithographic printing plates according to the silver salt diffusion transfer process | Physics | 4 | Expired |
| US5445914A | Method for making a lithographic offset plate by the silver salt diffusion transfer process | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.