WC

Woo Sok Chang

MIT: 2 patents #2,550 of 9,367Top 30%
DE Daewoo Electronics: 1 patents #304 of 680Top 45%
📍 Seoul, MA: #72 of 85 inventorsTop 85%
Overall (All Time): #1,604,991 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6755166 Electromechanical valve drive incorporating a nonlinear mechanical transformer Thomas A. Keim, John G. Kassakian 2004-06-29
6457864 Omni-directional high precision friction drive positioning stage Kamal Youcef-Toumi 2002-10-01
5598304 Fuzzy controller for an actuator and the controlling method thereof Hyun-Taek Choi, Il-Hong Suh, Janghee Lee, Goonjin Kim 1997-01-28