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Patent applications and USPTO patent grants for Chang; Jingcai.The latest application filed is for "surface condensation process and device for efficiently removing coal combustion fly ash microspheres".
Patent | Date |
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Ultra-low-speed rotating low-strain high-filling-rate hydrogen storage alloy reaction device and technology Grant 11,266,965 - Chang , et al. March 8, 2 | 2022-03-08 |
Surface condensation process and device for efficiently removing coal combustion fly ash microspheres Grant 10,350,612 - Chang , et al. July 16, 2 | 2019-07-16 |
Surface Condensation Process And Device For Efficiently Removing Coal Combustion Fly Ash Microspheres App 20170008007 - Chang; Jingcai ;   et al. | 2017-01-12 |
Technology and device for uniform distribution of water film on solid collecting plate Grant 8,876,950 - Ma , et al. November 4, 2 | 2014-11-04 |
Technology And Device For Uniform Distribution Of Water Film On Solid Collecting Plate App 20140150718 - Ma; Chunyuan ;   et al. | 2014-06-05 |
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