4. Registers
  5. Coded record sensors
  6. Particular sensor structure

John Drinkwater

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Device with anti-counterfeiting diffractive structure

Optical: systems and elements – Holographic system or element – Authentication
Reexamination Certificate

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Optical structure

Optical: systems and elements – Holographic system or element – Authentication
Reexamination Certificate

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Product verification and authentication system and method

Registers – Coded record sensors – Particular sensor structure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2411595

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