CR

Chang-Gil Ryu

Samsung: 2 patents #3,558 of 15,403Top 25%
📍 Yongin-si, KR: #641 of 2,638 inventorsTop 25%
Overall (2018): #158,966 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10029332 Spot heater and device for cleaning wafer using the same Young-Hoo Kim, Il-Sang Lee, Yong-Sun Ko, Kun-Tack Lee, Hyo-San Lee 2018-07-24
9999957 Polishing head and polishing carrier apparatus having the same Yun-Seok Choi, Geun-Young Song, Ki-Yeon Chu, Jin-Suk Hong 2018-06-19