DC

David C. H. Cheng

HL Hughes Electronics Limited: 2 patents #7 of 120Top 6%
DI Directv: 1 patents #13 of 42Top 35%
UT Unimicron Technology: 1 patents #1 of 3Top 35%
📍 Daxi District, CA: #2 of 8 inventorsTop 25%
Overall (2004): #16,345 of 270,089Top 7%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6807397 Method for identifying growth limits of handheld services for mobile satellite communications Donald C. D. Chang, Kar W. Yung, Urban A. Von Der Embse, John I. Novak, III, Frank Taormina +1 more 2004-10-19
6785553 Position location of multiple transponding platforms and users using two-way ranging as a calibration reference for GPS Donald C. D. Chang, Kar W. Yung, Ming U. Chang, Frank A. Hagen 2004-08-31
6766987 Satellite system and method of deploying same Frank Taormina, Donald C. D. Chang, Kar W. Yung, William W. Mayfield, John I. Novak, III +1 more 2004-07-27
6709897 Method of forming IC package having upward-facing chip cavity Jao-Chin Cheng, Chih-Peng Fan 2004-03-23