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Patent applications and USPTO patent grants for Choi; Cheol Kyu.The latest application filed is for "polyamide composite resin composition for fuel filler pipe".
Patent | Date |
---|---|
Polyamide composite resin composition for fuel filler pipe Grant 9,902,854 - Youn , et al. February 27, 2 | 2018-02-27 |
Polyamide Composite Resin Composition For Fuel Filler Pipe App 20170166745 - YOUN; Jee Young ;   et al. | 2017-06-15 |
White light emitting organic electroluminescent device Grant 7,868,541 - Park , et al. January 11, 2 | 2011-01-11 |
White Light Emitting Organic Electroluminescent Device App 20090001882 - Park; Ho-Cheol ;   et al. | 2009-01-01 |
Spiro-compound For Electroluminescent Display Device And Electroluminescent Display Device Comprising The Same App 20070116984 - PARK; Jong-Wook ;   et al. | 2007-05-24 |
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