YL

Yung S. Liu

GE: 3 patents #70 of 1,059Top 7%
📍 Taichung, NY: #1 of 1 inventorsTop 100%
Overall (1989): #5,832 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4882200 Method for photopatterning metallization via UV-laser ablation of the activator Willard T. Grubb 1989-11-21
4865873 Electroless deposition employing laser-patterned masking layer Herbert S. Cole, Lionel M. Levinson, Theresa A. Sitnik 1989-09-12
4857382 Apparatus and method for photoetching of polyimides, polycarbonates and polyetherimides Willard T. Grubb 1989-08-15