YC

Youngwan Cho

HP HP: 1 patents #8,774 of 16,619Top 55%
Overall (All Time): #2,665,362 of 4,157,543Top 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11378905 Color registration by varying rotational speed of photosensitive drum Yasuhisa Ehara, Jaeil Yu, Sangbum Woo, Sungdae Kim, Sooyong Kim 2022-07-05