Inventor
LAWANDY NABIL
US22 patents
⚠️ This page may combine multiple inventors who share the name “LAWANDY NABIL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SPECTRA SYSTEMS CORP
15 patentsUS10140494B1Nov 27, 2018
Photoluminescent authentication devices, systems, and methods
SPECTRA SYSTEMS CORP9 citations83
US11501593B2Nov 15, 2022
Machine-readable polymer security threads
SPECTRA SYSTEMS CORP2 citations72
US11007288B1May 18, 2021
Heat treatment of banknotes in an oxygen-free environment
SPECTRA SYSTEMS CORP2 citations72
US9676009B2Jun 13, 2017
Supercritical fluid cleaning of banknotes and secure documents
SPECTRA SYSTEMS CORP3 citations72
US12227022B2Feb 18, 2025
Patterned conductive layer for secure instruments
SPECTRA SYSTEMS CORP0 citations61
US11957800B2Apr 16, 2024
Heat treatment of banknotes in an oxygen-free environment
SPECTRA SYSTEMS CORP0 citations61
US10796120B2Oct 6, 2020
Photoluminescent authentication devices, systems, and methods
SPECTRA SYSTEMS CORP1 citations61
US9475334B2Oct 25, 2016
Gasochromic fibers and inclusions for security articles
SPECTRA SYSTEMS CORP1 citations61
US11747268B2Sep 5, 2023
Coded polymer substrates for banknote authentication
SPECTRA SYSTEMS CORP0 citations51
US11263856B2Mar 1, 2022
Coded polymer substrates for banknote authentication
SPECTRA SYSTEMS CORP0 citations51
US10839634B2Nov 17, 2020
Taggant system
SPECTRA SYSTEMS CORP0 citations51
US9892290B2Feb 13, 2018
Systems and methods of using magnetization to authenticate products
SPECTRA SYSTEMS CORP0 citations51
US9777437B2Oct 3, 2017
Systems and methods for reversing banknote limpness
SPECTRA SYSTEMS CORP0 citations51
US8932409B2Jan 13, 2015
Supercritical fluid cleaning of banknotes and secure documents
SPECTRA SYSTEMS CORP1 citations51
US10139342B2Nov 27, 2018
Photoluminescent authentication devices, systems, and methods
SPECTRA SYSTEMS CORP0 citations40
LAWANDY NABIL
5 patentsUS8840029B2Sep 23, 2014
Multi wavelength excitation/emission authentication and detection scheme
LAWANDY NABIL21 citations89
US12523588B2Jan 13, 2026
Optical force diagnostic systems and methods
LAWANDY NABIL0 citations60
US9292989B2Mar 22, 2016
Temperature activated changes to light absorption and emission characteristics for security articles
LAWANDY NABIL2 citations60
US9189604B2Nov 17, 2015
Gas activated changes to light absorption and emission characteristics for security articles
LAWANDY NABIL3 citations60
US10169691B2Jan 1, 2019
Covert coating for authentication of materials
LAWANDY NABIL0 citations50