DC

David C. H. Cheng

HL Hughes Electronics Limited: 11 patents #20 of 1,474Top 2%
UT Unimicron Technology: 11 patents #23 of 284Top 9%
IBM: 5 patents #18,733 of 70,183Top 30%
WE World Wiser Electrics: 3 patents #1 of 10Top 10%
IP Intervoice Limited Partnership: 2 patents #21 of 85Top 25%
DI Directv: 2 patents #313 of 679Top 50%
TL The Boc Group Limited: 1 patents #283 of 612Top 50%
📍 Daxi District, CA: #3 of 31 inventorsTop 10%
Overall (All Time): #86,783 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
9237643 Circuit board structure Tsung-Yuan Chen, Shu-Sheng Chiang 2016-01-12
8365400 Manufacturing process for a circuit board Tsung-Yuan Chen, Shu-Sheng Chiang 2013-02-05
8288663 Electrical interconnect structure and process thereof and circuit board structure Tsung-Yuan Chen, Shu-Sheng Chiang 2012-10-16
8153472 Embedded chip package process 2012-04-10
7888174 Embedded chip package process 2011-02-15
7772703 Package substrate 2010-08-10
7663249 Embedded chip package structure 2010-02-16
7284323 Process of fabricating conductive column 2007-10-23
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
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
6643268 Method for re-routing signals in a switch network Kar W. Yung, Thu-Tam Trinh-Perches, Kenneth N. Gibson 2003-11-04
6638858 Hole metal-filling method 2003-10-28
6606307 Techniques for utilization of bandwidth space assets Donald C. D. Chang, Kar W. Yung, Urban A. Von Der Embse, John I. Novak, III, Frank Taormina +1 more 2003-08-12
6506632 Method of forming IC package having downward-facing chip cavity Jao-Chin Cheng, Chih-Peng Fan 2003-01-14
6506633 Method of fabricating a multi-chip module package Jao-Chin Cheng, Chih-Peng Fan 2003-01-14
6501941 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 2002-12-31
6483672 Track width control of readback elements with ions implantation in a bounding region of tip portion to selectively deactivate magnetic sensitivity thereof Patrick Clinton Arnett, Sakhrat Khizroev, David A. Thompson 2002-11-19
6460808 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 2002-10-08
6353999 Method of making mechanical-laser structure 2002-03-12
6336612 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 2002-01-08
6327872 Method and apparatus for producing a pressurized high purity liquid carbon dioxide stream Robert W. Boyd, Jessi Lynn Pike, Kelly Leitch 2001-12-11
6313790 Method and system for determining a position of a transceiver in a communications network Donald C. D. Chang, Kar W. Yung, William J. Nunan, Bruce Shuman 2001-11-06