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Patent applications and USPTO patent grants for Choi; Kangyoon.The latest application filed is for "three-dimensional semiconductor memory device".
Patent | Date |
---|---|
Three-dimensional semiconductor memory device including first vertical structure on first region of substrate and wider second vertical structure on second region of substrate Grant 11,404,435 - Choi , et al. August 2, 2 | 2022-08-02 |
Three-dimensional semiconductor memory device Grant 10,903,236 - Choi , et al. January 26, 2 | 2021-01-26 |
Three-dimensional Semiconductor Memory Device App 20200357817 - CHOI; Kangyoon ;   et al. | 2020-11-12 |
Three-dimensional Semiconductor Memory Device App 20200212061 - CHOI; KANGYOON ;   et al. | 2020-07-02 |
Three-dimensional semiconductor memory device Grant 10,672,792 - Choi , et al. | 2020-06-02 |
Three-dimensional Semiconductor Memory Device App 20190371808 - Choi; Kangyoon ;   et al. | 2019-12-05 |
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