CA

Chang Ho An

Samsung: 10 patents #13,191 of 75,807Top 20%
RU Research & Business Foundation Sungkyunkwan University: 1 patents #708 of 1,975Top 40%
📍 Anyang-si, KR: #291 of 1,852 inventorsTop 20%
Overall (All Time): #439,535 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12413193 Rail-to-rail class-AB buffer amplifier with compact adaptive biasing Bai-Sun Kong 2025-09-09
8786353 Multi-channel semiconductor device and display device comprising same Jae Wook Kwon, Ki Won Seo, Sung Ho Lee 2014-07-22
8466909 Output buffer having high slew rate, method of controlling output buffer, and display driving device including output buffer Jae Wook Kwon, Ki Won Seo, Sung Ho Lee 2013-06-18
8350797 Buffer amplifier with minimized power consumption and display driver including the same Junho Song, Chul Ho Choi, Min Sung Kim, Mi-Ran Kim 2013-01-08
8264262 Delay-locked loop circuit and semiconductor device including the same 2012-09-11
8081150 Output buffer of a source driver in a liquid crystal display having a high slew rate and a method of controlling the output buffer 2011-12-20
7859505 Output buffer of a source driver in a liquid crystal display having a high slew rate and a method of controlling the output buffer 2010-12-28
7855600 Two-stage operational amplifier with class AB output stage Si-Wang Sung 2010-12-21
7764121 Differential amplifier, method for amplifying signals of differential amplifier, and display driving device having differential amplifier Kye Eon Chang 2010-07-27
7760199 Source driver controlling slew rate 2010-07-20
7551030 Two-stage operational amplifier with class AB output stage Si-Wang Sung 2009-06-23