KC

Kyu-hwan Chang

Samsung: 9 patents #14,526 of 75,807Top 20%
SC Semes Co.: 2 patents #274 of 991Top 30%
📍 Geoado-ri, KR: #16 of 152 inventorsTop 15%
Overall (All Time): #433,224 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12412767 Apparatus for treating substrate and method for treating substrate Gui Su PARK, Jun Young Choi, Young Jin Jang, Yong-Sun Ko, Jun Hyun LIM 2025-09-09
12237180 Apparatus for treating substrate Jun Young Choi 2025-02-25
6638855 Method of filling contact hole of semiconductor device Yong-Sun Ko, Chang-Lyong Song, Seung-pil Chong 2003-10-28
6607654 Copper-plating elecrolyte containing polyvinylpyrrolidone and method for forming a copper interconnect Sun Jung Lee, Hyeon-Deok Lee 2003-08-19
6537876 Method of manufacturing a semiconductor capacitor having a hemispherical grain layer using a dry cleaning process Seung-Pil Chung, Young Min Kwon, Sang-lock Hah 2003-03-25
6513538 Method of removing contaminants from integrated circuit substrates using cleaning solutions Seung-Pil Chung, Young Min Kwon, Sang-lock Hah 2003-02-04
6335287 Method of forming trench isolation regions Hong-kyu Hwang, Bo-Un Yoon, Sang-rok Hah 2002-01-01
6277204 Methods for cleaning wafers used in integrated circuit devices Jae-inh Song, Heung-Soo Park, Young-bum Koh 2001-08-21
6162671 Method of forming capacitors having high dielectric constant material Moon Hee Lee, Jae-inh Song, Chang-Lyong Song 2000-12-19
6092539 In-situ cleaning apparatuses for wafers used in integrated circuit devices and methods of cleaning using the same Jae-inh Song, Heung-Soo Park, Young-bum Koh 2000-07-25
5624498 Showerhead for a gas supplying apparatus Gil-Gwang Lee, Kazuyuki Fujihara 1997-04-29