DC

David C. H. Cheng

DI Directv: 1 patents #21 of 68Top 35%
📍 Daxi District, CA: #5 of 9 inventorsTop 60%
Overall (2005): #218,551 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6963548 Coherent synchronization of code division multiple access signals Donald C. D. Chang, Kar W. Yung, Frank A. Hagen, Ming U. Chang, John I. Novak, III 2005-11-08