SC

Song-joo Choi

HY Hyosung: 3 patents #1 of 6Top 20%
📍 Ulsan, KR: #1 of 22 inventorsTop 5%
Overall (2003): #21,624 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6641765 Polyester multifilament yarn Eun-lai Cho, Duk-ho Oh 2003-11-04
6511624 Process for preparing industrial polyester multifilament yarn Eun-lai Cho, Duk-ho Oh 2003-01-28
6511747 High strength polyethylene naphthalate fiber Eun-lai Cho, Jong Bok Lee 2003-01-28