{"number":"US12697832B2","kindCode":"B2","documentType":"grant","title":{"original":"Optical security device","english":"Optical security device"},"abstract":{"original":"An security device comprises a recorded representation of an optically variable image which is reconstructable and viewable for a security purpose, and comprises: an optical structure having recorded therein a representation of the optically variable image in the form of a plurality of discrete portions of the complete image to be reconstructed, wherein the plurality of image portions can, when reconstructed, only be viewed in their totality by viewing the image at or over a plurality of different viewing angles or angle ranges relative to the optical structure and/or at or over a plurality of…","english":"An security device comprises a recorded representation of an optically variable image which is reconstructable and viewable for a security purpose, and comprises: an optical structure having recorded therein a representation of the optically variable image in the form of a plurality of discrete portions of the complete image to be reconstructed, wherein the plurality of image portions can, when reconstructed, only be viewed in their totality by viewing the image at or over a plurality of different viewing angles or angle ranges relative to the optical structure and/or at or over a plurality of…"},"applicants":["IQ STRUCTURES S.R.O."],"inventors":["Marek Skeren","Zbynek Ryzi","Roman Nahalka"],"filingDate":"2021-04-09","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697832B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697832B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697832B2","ja":"https://downloadpatent.com/ja/patent/US12697832B2"}}