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Ching-Fai Cho

IE Itt Manufacturing Enterprises: 1 patents #21 of 109Top 20%
📍 San Fernando, CA: #33 of 141 inventorsTop 25%
🗺 California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #336,149 of 364,097Top 95%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8008997 Printed circuit board filter having rows of vias defining a quasi cavity that is below a cutoff frequency 2011-08-30