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Patent applications and USPTO patent grants for NNSP Co., Ltd..The latest application filed is for "one-direction data transmission/reception apparatus that re-transmits data via plurality of communication lines, and data transmission method using same".
Patent | Date |
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Transmission/reception apparatus of security gateway for physical unidirectional communication performing security tunneling and data re-transmission, and data transmission method using same Grant 10,749,903 - Kim , et al. A | 2020-08-18 |
One-direction data transmission/reception apparatus that re-transmits data via plurality of communication lines, and data transmission method using same Grant 10,496,502 - Kim , et al. De | 2019-12-03 |
One-direction Data Transmission/reception Apparatus That Re-transmits Data Via Plurality Of Communication Lines, And Data Transmission Method Using Same App 20180285220 - KIM; Ki-Hyun ;   et al. | 2018-10-04 |
Transmission/reception Apparatus Of Security Gateway For Physical Unidirectional Communication Performing Security Tunneling And Data Re-transmission, And Data Transmission Method Using Same App 20170339191 - KIM; Ki-Hyun ;   et al. | 2017-11-23 |
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