Choong Soon Chang

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Palo Alto, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Differential indexing for fast database search
- Patent number 11,210,291
- Issue date Dec 28, 2021
- Microsoft Technology Licensing, LLC
- Shan Gao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-layer search-engine index
- Patent number 9,959,347
- Issue date May 1, 2018
- Microsoft Technology Licensing, LLC
- Hui Shen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-layer search-engine index
- Patent number 8,959,077
- Issue date Feb 17, 2015
- Microsoft Corporation
- Hui Shen
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
HYBRID SEARCH FOR PARENT-CHILD RELATED DOCUMENTS
- Publication number 20250005047
- Publication date Jan 2, 2025
- Microsoft Technology Licensing, LLC
- Muwu Hou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIFFERENTIAL INDEXING FOR FAST DATABASE SEARCH
- Publication number 20210349904
- Publication date Nov 11, 2021
- Shan Gao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-LAYER SEARCH-ENGINE INDEX
- Publication number 20150161265
- Publication date Jun 11, 2015
- Microsoft Technology Licensing, LLC
- HUI SHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-LAYER SEARCH-ENGINE INDEX
- Publication number 20120271813
- Publication date Oct 25, 2012
- HUI SHEN
- G06 - COMPUTING CALCULATING COUNTING