CC

Chang Y. Cha

OS Occidental Oil Shale: 15 patents #2 of 37Top 6%
CH Cha: 6 patents #1 of 2Top 50%
WI Western Research Institute: 4 patents #1 of 23Top 5%
AM Amoco: 3 patents #256 of 1,251Top 25%
SI Science Applications International: 1 patents #220 of 431Top 55%
📍 Bakersfield, CA: #5 of 840 inventorsTop 1%
🗺 California: #7,415 of 386,348 inventorsTop 2%
Overall (All Time): #51,182 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
8771503 Process and system for recovering oil from tar sands using microwave energy Paul Gil Vergnani 2014-07-08
8653148 Microwave process and apparatus for breaking emulsions 2014-02-18
8431083 Microwave induced destruction of siloxanes and hydrogen sulfide in biogas 2013-04-30
8168126 Apparatus for microwave induced destruction of siloxanes and hydrogen sulfide in biogas 2012-05-01
7960303 Microwave induced destruction of siloxanes and hydrogen sulfide in biogas 2011-06-14
7641874 Microwave induced destruction of impurities from biogas and nitrogen oxides from engine exhaust 2010-01-05
7303684 Process for microwave alternative destruction-adsorption 2007-12-04
6830662 Process for microwave destruction of harmful agents and waste 2004-12-14
6783632 Process for efficient microwave hydrogen production 2004-08-31
6592723 Process for efficient microwave hydrogen production 2003-07-15
6419799 Process for microwave gas purification 2002-07-16
6284202 Device for microwave removal of NOx from exhaust gas Charles Carlisle 2001-09-04
6207023 Process for microwave air purification 2001-03-27
6187988 Process for microwave decomposition of hazardous matter 2001-02-13
6045663 Process for microwave enhancement of wet oxidation 2000-04-04
6046376 Process for microwave enhancement of gaseous decomposition reactions in solutions Charles Carlisle 2000-04-04
6027698 Process and device for removal of combustion pollutants under high oxygen conditions 2000-02-22
5767470 Process and device for removal of combustion pollutants under high oxygen conditions 1998-06-16
5735948 Process for co-recycling tires and oils Henry Plancher, Lawrence Stephen Kraus 1998-04-07
5688332 Pipe cleaning using microwave energy 1997-11-18
5536477 Pollution arrestor Suk-Bae Cha 1996-07-16
5470384 Process for co-recycling tires and oils Henry Plancher, Lawrence Stephen Kraus 1995-11-28
5451302 Process for microwave catalysis of chemical reactions using waveguide liquid films 1995-09-19
5389691 Process for co-recycling tires and oils Henry Plancher, Lawrence Stephen Kraus 1995-02-14
5362451 Process and reactor for char-gas oxide reactions by radiofrequency catalysis 1994-11-08