Patents/Assignees

Spectra Systems Corporation

4 patents in portfolio

US12227022utility2025
Patterned Conductive Layer for Secure Instruments
0 cites
US11957800utility2024
Heat Treatment of Banknotes in an Oxygen-free Environment
0 cites
US11747268utility2023
Coded Polymer Substrates for Banknote Authentication
0 cites
US11629290utility2023
Lanthanide Metal Chelate Security Feature
0 cites