Trademark applications and grants for Seo Jihoon. Seo Jihoon has 1 trademark applications. The latest application filed is for "HAPPYTREE"
Patent Application | Date |
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METHOD OF TRANSMITTING AND RECEIVING SECRET DATA WITH MULTIPLE-CHANNEL TRANSCEIVER 20190306701 - 16/193015 MYUNG; Jung Ho ;   et al. | 2019-10-03 |
THIN-FILM THICKNESS MEASURER AND THIN-FILM DEPOSITING APPARATUS INCLUDING THE SAME 20170097226 - 15/075642 SEO; JIHOON ;   et al. | 2017-04-06 |
ORGANIC LIGHT-EMITTING DIODE AND DISPLAY PANEL INCLUDING THE SAME 20160149150 - 14/803551 SEO; Jihoon ;   et al. | 2016-05-26 |
ORGANIC LIGHT EMITTING DEVICE AND ORGANIC LIGHT EMITTING DISPLAY INCLUDING THE SAME 20160079558 - 14/791727 MOON; Jungmin ;   et al. | 2016-03-17 |
Organic light-emitting diode including an interlayer to maintain a hole-electron balance in the emitting layer and display panel including the same 9,755,171 - 14/803,551 Seo , et al. September 5, 2 | 2017-09-05 |
Mark Image Registration | Serial | Trademark Application Date |
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![]() "HAPPYTREE" 87742141 |
HAPPYTREE 2018-01-03 |
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