CR

Chang Ra

📍 Bucheon-si, KR: #3 of 9 inventorsTop 35%
Overall (1997): #167,150 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5668070 Ceramic composition for absorbing electromagnetic wave and a method for manufacturing the same Sung Yong Hong 1997-09-16