ALEXANDRIA, Va., April 7 -- United States Patent no. D1,121,604, issued on April 7, was assigned to Casetagram Ltd. (Hong Kong, Hong Kong).
"Mobile phone case" was invented by Pui Sun Wesley Ng (Hong Kong, Hong Kong) and Satoshi Matsudaira (Hong Kong, Hong Kong).
The patent was filed on April 22, 2025, under Application No. D/000,381.
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