DC

Donald C. D. Chang

DI Directv: 2 patents #8 of 68Top 15%
📍 Thousand Oaks, CA: #14 of 147 inventorsTop 10%
🗺 California: #3,616 of 26,868 inventorsTop 15%
Overall (2005): #58,073 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6941107 Stratospheric platform based surface vehicle tracking and mobile data network Wah L. Lim, Ming U. Chang 2005-09-06
6891813 Dynamic cell CDMA code assignment system and method Ying Feria, Ming U. Chang 2005-05-10