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Patent applications and USPTO patent grants for Hong; Sung Joon.The latest application filed is for "flame retardant polyurethane artificial leather and method for manufacturing the same".
Patent | Date |
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Method of recycling composite container for high-pressure gas Grant 10,793,438 - An , et al. October 6, 2 | 2020-10-06 |
Flame retardant polyurethane artificial leather and method for manufacturing the same Grant 10,640,646 - Hwang , et al. | 2020-05-05 |
Flame Retardant Polyurethane Artificial Leather And Method For Manufacturing The Same App 20180237637 - Hwang; Hye-Na ;   et al. | 2018-08-23 |
Method Of Recycling Composite Container For High-pressure Gas App 20160159649 - An; Boo Youn ;   et al. | 2016-06-09 |
Sustained-release Lipid Pre-concentrate Of Anionic Pharmacologically Active Substances And Pharmaceutical Composition Comprising The Same App 20150290322 - Yoon; Sang Phil ;   et al. | 2015-10-15 |
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