ALEXANDRIA, Va., Sept. 10 -- United States Patent no. D1,092,612, issued on Sept. 9, was assigned to CASIO KEISANKI K.K. (Tokyo).
"Electronic calculator" was invented by Shunsuke Oka (Tokyo) and Kyohei Ishii (Tokyo).
The patent was filed on April 4, 2024, under Application No. D/935,920.
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