HJ

Hong Young Jang

KS Korea Research Institute Of Standards And Science: 1 patents #192 of 481Top 40%
📍 Jicheon-myeon, KR: #366 of 688 inventorsTop 55%
Overall (All Time): #3,648,525 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5899666 Ion drag vacuum pump Kwang Hwa Chung 1999-05-04