Thomas Wicker
7Patents
4h-index
2Co-inventors
43Inventor score
Filing activity: Oct 4, 1991 → Aug 16, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5788285A | Document protection methods and products | Emerging Cross-Sectional Technologies | 92 | Expired |
| US5271645A | Pigment/fluorescence threshold mixing method for printing photocopy-proof document | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7367593B2 | Security documents and a method and apparatus for printing and authenticating such documents | Performing Operations; Transporting | 8 | Expired |
| US7906198B2 | Document containing security images | Emerging Cross-Sectional Technologies | 4 | Active |
| US7982917B2 | Document containing scanning survivable security features | Emerging Cross-Sectional Technologies | 3 | Active |
| US8444181B2 | Single-color screen patterns for copy protection | Electricity | 3 | Active |
| US7976068B2 | Double-blind security features | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.