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Patent applications and USPTO patent grants for Beijing Bigcode Technology Co., Ltd..The latest application filed is for "digital currency settlement system and settlement method and payment device".
Patent | Date |
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Digital Currency Settlement System And Settlement Method And Payment Device App 20220036358 - SHEN; Wei ;   et al. | 2022-02-03 |
Digital Currency Payment System, Payment Method And Payment Apparatus App 20210272107 - SHEN; Wei ;   et al. | 2021-09-02 |
Method and apparatus for generating and reading composite two-dimensional code Grant 11,042,791 - Shen , et al. June 22, 2 | 2021-06-22 |
Combined two-dimensional code, electronic certificate carrier, and generation and reading apparatus and method Grant 10,853,610 - Shen , et al. December 1, 2 | 2020-12-01 |
Combined Two-dimensional Code, Electronic Certificate Carrier, And Generation And Reading Apparatus And Method App 20200074129 - Shen; Wei ;   et al. | 2020-03-05 |
Method And Apparatus For Generating And Reading Composite Two-dimensional Code App 20190370620 - Shen; Wei ;   et al. | 2019-12-05 |
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