Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MC

Ming U. Chang — 36 Patents

DIDirectv: 26 patents #19 of 679Top 3%
HLHughes Electronics Limited: 8 patents #41 of 1,474Top 3%
APAtlassian Pty: 1 patents #354 of 634Top 60%
AUAtlassian Us: 1 patents #291 of 310Top 95%
The Boeing: 1 patents #8,630 of 15,756Top 55%
Rancho Palos Verdes, CA: #35 of 1,701 inventorsTop 3%
California: #13,468 of 386,348 inventorsTop 4%
Overall (All Time): #92,222 of 4,157,543Top 3%
36 Patents All Time
Ming U. Chang has been granted 36 US patents while listed as an inventor at Directv. The first was granted in 2001 and the most recent in October 2021. Ming U. Chang ranks #92,222 of 4,157,543 US inventors in our database (top 2.2%). Patent records list Ming U. Chang in Rancho Palos Verdes, CA, US.

Patents per Year

Patents granted per year, 2001 to 2021Bar chart with a peak of 7 patents in 2004.peak 72001: 1 patents20012002: 3 patents2003: 2 patents20032004: 7 patents2005: 5 patents20052006: 4 patents2007: 6 patents20072008: 1 patents2009: 1 patents20092010: 2 patents2011: 1 patents20112013: 1 patents2014: 1 patents20142021: 1 patents2021

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11157591 Asynchronous static analysis system for a collaborative software development environment Mark S. Adams, Chris Walz, Erin Jensby, Robbie Gallagher 2021-10-26 $189,686,000
8706167 Communication system for mobile users using adaptive antenna with auxiliary elements Donald C. D. Chang, Wah L. Lim 2014-04-22 $44,053,000
8396513 Communication system for mobile users using adaptive antenna Donald C. D. Chang, Wah L. Lim 2013-03-12 $117,003,000
7929984 Multiple basestation communication system having adaptive antennas Donald C. D. Chang, Wah L. Lim 2011-04-19 $72,415,000
7809403 Stratospheric platforms communication system using adaptive antennas Donald C. D. Chang, Wah L. Lim 2010-10-05 $152,060,000
7720472 Stratospheric-based communication system having interference cancellation Ying Feria, Donald C. D. Chang 2010-05-18 $59,119,000
7558569 Induced cellular communications handover John G. Himes, Marvin D. Swensen 2009-07-07 $21,551,000
7400857 Communication system using multiple link terminals Donald C. D. Chang, Grant J. Beatson, Wah L. Lim 2008-07-15 $187,457,000
7245599 Application of complex codes to maximize user link utilization Ying Feria, Donald C. D. Chang 2007-07-17 $76,239,000
7236508 Application of complex codes to maximize feeder link utilization Ying Feria, Donald C. D. Chang, Urban A. Von Der Embse 2007-06-26 $68,469,000
7200360 Communication system as a secondary platform with frequency reuse Donald C. D. Chang, Weizheng Wang, Wah L. Lim, Ying Feria 2007-04-03 $72,571,000
7187949 Multiple basestation communication system having adaptive antennas Donald C. D. Chang, Wah L. Lim 2007-03-06 $133,817,000
7181162 Communication system using multiple link terminals Donald C. D. Chang, Wah L. Lim 2007-02-20 $129,099,000
7167704 Communication system using multiple link terminals for aircraft Donald C. D. Chang, Wah L. Lim 2007-01-23 $46,130,000
7103317 Communication system using multiple link terminals for aircraft Donald C. D. Chang, Wah L. Lim 2006-09-05 $54,108,000
7089000 Multi-node wireless communication system with multiple transponding platforms Kar W. Yung, Frank A. Hagen, Donald C. D. Chang 2006-08-08 $43,973,000
7068616 Multiple dynamic connectivity for satellite communications systems Donald C. D. Chang, Wah L. Lim 2006-06-27 $30,078,000
7027769 GEO stationary communications system with minimal delay Harold A. Rosen, Donald C. D. Chang, Weizheng Wang, John I. Novak, III, Wah L. Lim 2006-04-11 $96,154,000
6963548 Coherent synchronization of code division multiple access signals Donald C. D. Chang, Kar W. Yung, David C. H. Cheng, Frank A. Hagen, John I. Novak, III 2005-11-08 $37,522,000
6952580 Multiple link internet protocol mobile communications system and method therefor Donald C. D. Chang, Wah L. Lim 2005-10-04 $97,394,000
6941107 Stratospheric platform based surface vehicle tracking and mobile data network Donald C. D. Chang, Wah L. Lim 2005-09-06 $19,591,000
6914557 Micro cell architecture for mobile user tracking communication system Donald C. D. Chang, Ying Feria, Weizheng Wang, Alan Cha, Frank A. Hagen +1 more 2005-07-05 $99,652,000
6891813 Dynamic cell CDMA code assignment system and method Ying Feria, Donald C. D. Chang 2005-05-10 $51,579,000
6829479 Fixed wireless back haul for mobile communications using stratospheric platforms Donald C. D. Chang, Ying Feria, Harold A. Rosen 2004-12-07 $62,082,000
6807397 Method for identifying growth limits of handheld services for mobile satellite communications Donald C. D. Chang, Kar W. Yung, David C. H. Cheng, Urban A. Von Der Embse, John I. Novak, III +1 more 2004-10-19 $62,807,000