Hsin Yuan Chang

3 Patents

• USD10154242024

  Banknote, Identification Card, Passport, Check, Security Document, Government Stamp, Vehicle Registration, or Package, with Security Feature

  Meta Materials Inc.

  0 cites
• USD10146202024

  Banknote, Identification Card, Passport, Check, Security Document, Government Stamp, Vehicle Registration or Package with Security Feature

  Meta Materials Inc.

  0 cites
• USD10146212024

  Banknote, Identification Card, Passport, Check, Security Document, Government Stamp, Vehicle Registration or Package, with Security Feature

  Meta Materials Inc.

  0 cites