JJ

Joong-Hwan Jun

📍 Jeomgok-myeon, KR: #3 of 4 inventorsTop 75%
Overall (1997): #128,389 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5634990 Fe-Mn vibration damping alloy steel and a method for making the same Chong-Sool Choi, Man-Eob Lee, Seung-han Baek, Yong-Chul Son, Jeong Cheol Kim +1 more 1997-06-03