YC

Yun Seok Chang

Samsung: 1 patents #49,284 of 75,807Top 70%
📍 Seoul, KR: #10,340 of 39,741 inventorsTop 30%
Overall (All Time): #980,683 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10292603 Method for measuring blood pressure, and apparatus for measuring blood pressure based on said method Sung Hun Woo, Yun-Young Choi 2019-05-21
9974447 Method for measuring blood pressure, and apparatus for measuring blood pressure based on said method Sung Hun Woo, Yun-Young Choi 2018-05-22
6473629 Method of displaying alternating transmitting and receiving phases of voice communication in a mobile phone in a speakerphone mode 2002-10-29
6177007 High efficiency apparatus for treating nitrogen and phosphorous contained in sewage Eui Shin Lee, Myung Gyun Park, Yong Rok Heo, Chil Lim Park 2001-01-23
5082694 Method for manufacturing a vessel for storing radioactive waste Dong-Joo Kim 1992-01-21