ALEXANDRIA, Va., March 17 -- United States Patent no. D1,118,920, issued on March 17, was assigned to TAISEI KAKO Co. LTD. (Osaka, Japan) and SEIKAGAKU Corp. (Tokyo).
"Plunger rod for syringe" was invented by Ippei Matsumoto (Ibaraki, Japan) and Norimasa Takada (Tokyo).
The patent was filed on July 17, 2024, under Application No. D/952,651.
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