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Patent applications and USPTO patent grants for Yang; Joonghwan.The latest application filed is for "ultra-fine pattern deposition apparatus, ultra-fine pattern deposition method using the same, and light-emitting display device manufactured by ultra-fine pattern deposition method".
Patent | Date |
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Ultra-fine pattern deposition apparatus, ultra-fine pattern deposition method using the same, and light-emitting display device manufactured by ultra-fine pattern deposition method Grant 11,104,985 - Bang , et al. August 31, 2 | 2021-08-31 |
Organic light-emitting display device Grant 10,505,139 - Bang , et al. Dec | 2019-12-10 |
Ultra-fine Pattern Deposition Apparatus, Ultra-fine Pattern Deposition Method Using The Same, And Light-emitting Display Device Manufactured By Ultra-fine Pattern Deposition Method App 20190127839 - BANG; Hyungseok ;   et al. | 2019-05-02 |
Organic compounds and organic light emitting device comprising the same Grant 10,069,073 - Ryu , et al. September 4, 2 | 2018-09-04 |
Organic Light-emitting Display Device App 20180123073 - BANG; Hyungseok ;   et al. | 2018-05-03 |
Organic Compounds And Organic Light Emitting Device Comprising The Same App 20150155490 - RYU; Youngju ;   et al. | 2015-06-04 |
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