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Patent applications and USPTO patent grants for Choi; Jung Soo.The latest application filed is for "precise spatial motion device".
Patent | Date |
---|---|
Precise spatial motion device Grant 10,516,325 - Baek , et al. Dec | 2019-12-24 |
Precise Spatial Motion Device App 20170222535 - BAEK; Yoon Su ;   et al. | 2017-08-03 |
Speed Reading Book For Learning Chinese Characters App 20140295385 - CHOI; Jung Soo | 2014-10-02 |
Method For Operating A Prepaid Taxi Service App 20120185302 - Kim; Dong Soo ;   et al. | 2012-07-19 |
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