DC

Donald C. D. Chang

HL Hughes Electronics Limited: 25 patents #3 of 1,474Top 1%
HA Hughes Aircraft: 15 patents #38 of 2,963Top 2%
UN Unknown: 5 patents #3,065 of 83,584Top 4%
📍 Thousand Oaks, CA: #3 of 1,766 inventorsTop 1%
🗺 California: #1,145 of 386,348 inventorsTop 1%
Overall (All Time): #7,265 of 4,157,543Top 1%
139
Patents All Time

Issued Patents All Time

Showing 126–139 of 139 patents

Patent #TitleCo-InventorsDate
5077562 Digital beam-forming technique using temporary noise injection Kar W. Yung, Joseph G. Gurley, Urban A. Van Der Embse 1991-12-31
5072226 Radiometer system incorporating a cylindrical parabolic reflector and minimum redundancy array feed Kar W. Yung, Samuel C. Reynolds, Stanley S. Chang 1991-12-10
5016018 Aperture synthesized radiometer using digital beamforming techniques Edwin A. Kelley 1991-05-14
5001493 Multiband gridded focal plane array antenna Robert J. Patin, Mon N. Wong 1991-03-19
4994809 Polystatic correlating radar Kar W. Yung, Samuel C. Reynolds 1991-02-19
4980693 Focal plane array antenna Mon N. Wong, Robert J. Patin 1990-12-25
4965605 Lightweight, low profile phased array antenna with electromagnetically coupled integrated subarrays Mon N. Wong, Robert J. Patin, Stanley S. Chang 1990-10-23
4883244 Satellite attitude determination and control system with agile beam sensing A. Dorian Challoner, U. A. von der Embse, Mark Patrick Mitchell, Richard A. Fowell, Ken Yu Huang +2 more 1989-11-28
4812788 Waveguide matrix including in-plane crossover Mon N. Wong, Robert J. Patin, Theodore S. Fishkin 1989-03-14
4788515 Dielectric loaded adjustable phase shifting apparatus Mon N. Wong 1988-11-29
4783640 Simultaneous-delay correlator apparatus Samuel C. Reynolds 1988-11-08
4717919 Feedback limited adaptive antenna with signal environment power level compensation Alan Cherrette 1988-01-05
4686493 Wideband short slot hybrid coupler Mon N. Wong 1987-08-11
4635063 Adaptive antenna Eng-Chong Ha 1987-01-06