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Patent applications and USPTO patent grants for Chang; Choong Soon.The latest application filed is for "differential indexing for fast database search".
Patent | Date |
---|---|
Differential indexing for fast database search Grant 11,210,291 - Gao , et al. December 28, 2 | 2021-12-28 |
Differential Indexing For Fast Database Search App 20210349904 - Gao; Shan ;   et al. | 2021-11-11 |
Multi-layer search-engine index Grant 9,959,347 - Shen , et al. May 1, 2 | 2018-05-01 |
Multi-layer Search-engine Index App 20150161265 - SHEN; HUI ;   et al. | 2015-06-11 |
Multi-layer search-engine index Grant 8,959,077 - Shen , et al. February 17, 2 | 2015-02-17 |
Multi-layer Search-engine Index App 20120271813 - SHEN; HUI ;   et al. | 2012-10-25 |
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