ALEXANDRIA, Va., Oct. 28 -- United States Patent no. D1,098,934, issued on Oct. 21, was assigned to DONGWOO FINE-CHEM Co. LTD. (Jeollabuk-Do, South Korea).
"Device for measuring particles" was invented by Gi Hwan Ahn (Jeollabuk-do, South Korea), Sung Ho Baek (Jeollabuk-do, South Korea), Woo Hwan Sul (Jeollabuk-do, South Korea), Min Ju Lee (Jeollabuk-do, South Korea) and Seung Pil Han (Jeollabuk-do, South Korea).
The patent was filed on Oct. 19, 2023, under Application No. D/905,349.
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Disclaim...