ALEXANDRIA, Va., April 9 -- United States Patent no. D1,069,686, issued on April 8, was assigned to Nikon Corp. (Tokyo).
"Battery" was invented by Yasuhiko Kon (Kawasaki, Japan), Jun Akabane (Yokohama, Japan) and Masuhiro Yamasaki (Tokyo).
The patent was filed on Feb. 24, 2022, under Application No. D/828,187.
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