ALEXANDRIA, Va., April 2 -- United States Patent no. D1,068,277, issued on April 1, was assigned to KONINKLIJKE PHILIPS N.V. (Eindhoven, Netherlands).
"Brush head for electric toothbrush" was invented by Chun Pong Yuan (Hong Kong, Hong Kong).
The patent was filed on June 3, 2021, under Application No. D/786,893.
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