US Patent Issued to TOPPAN on Jan. 13 for "Three-dimensional display, authentication medium, and formation method" (Japanese Inventors)

ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,013, issued on Jan. 13, was assigned to TOPPAN INC. (Tokyo).

"Three-dimensional display, authentication medium, and formation method" was invented by Takehiro Adachi (Tokyo) and Soko Koda (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A three-dimensional display including a laminate sheet with first element cells with recorded personal identification information, and second element cells carrying an authentication medium with visible personal identification information, including a first region and a second region formed by arranging first element cells and second element cells which form respective phase shift structures; the first element c...