Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12412025 | Supporting piecewise update of JSON document efficiently | Zhen Hua Liu, Beda Christoph Hammerschmidt, Joshua Jeffrey Spiegel | 2025-09-09 |
| 12298946 | Natively supporting JSON duality view in a database management system | Zhen Hua Liu, Juan R. Loaiza, Sundeep Abraham, Shubha Bose, Hui Joe Chang +8 more | 2025-05-13 |
| 12298940 | Technique of reducing size of binary JSON with/without compression | Zhen Hua Liu, Joshua Jeffrey Spiegel | 2025-05-13 |
| 12287777 | Natively supporting JSON duality view in a database management system | Zhen Hua Liu, Juan R. Loaiza, Sundeep Abraham, Shubha Bose, Hui Joe Chang +8 more | 2025-04-29 |
| 11899644 | Technique of efficiently, comprehensively and autonomously support native JSON datatype in RDBMS for both OLTP and OLAP | Zhen Hua Liu, Sriram Krishnamurthy, Beda Christoph Hammerschmidt, Hui Joe Chang, Ying Lu +7 more | 2024-02-13 |
| 11762834 | Technique of efficiently, comprehensively and autonomously support native JSON datatype in RDBMS for both OLTP and OLAP | Zhen Hua Liu, Sriram Krishnamurthy, Beda Christoph Hammerschmidt, Hui Joe Chang, Ying Lu +7 more | 2023-09-19 |
| 11640380 | Technique of comprehensively supporting multi-value, multi-field, multilevel, multi-position functional index over stored aggregately stored data in RDBMS | Hui Zhang, Zhen Hua Liu, Ying Lu, Beda Christoph Hammerschmidt, Denis B. Mukhin | 2023-05-02 |
| 11550785 | Bidirectional mapping of hierarchical data to database object types | Beda Christoph Hammerschmidt, Zhen Hua Liu, Vikas Arora, Chandrasekharan Iyer, Beethoven Cheng +1 more | 2023-01-10 |
| 11423001 | Technique of efficiently, comprehensively and autonomously support native JSON datatype in RDBMS for both OLTP and OLAP | Zhen Hua Liu, Sriram Krishnamurthy, Beda Christoph Hammerschmidt, Hui Joe Chang, Ying Lu +7 more | 2022-08-23 |
| 11409741 | Enabling data format specific database functionalities over existing data types by marking operand values | Beda Christoph Hammerschmidt, Zhen Hua Liu, Vikas Arora, Prakashkumar Thiagarajan | 2022-08-09 |
| 11397768 | Handling semi-structured and unstructured data in a sharded database environment | Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more | 2022-07-26 |
| 11341317 | Supporting piecewise update of JSON document efficiently | Zhen Hua Liu, Beda Christoph Hammerschmidt, Joshua Jeffrey Spiegel | 2022-05-24 |
| 11226955 | Techniques for enabling and integrating in-memory semi-structured data and text document searches with in-memory columnar query processing | Zhen Hua Liu, Aurosish Mishra, Shasank K. Chavan, Vikas Arora, Hui Joe Chang +1 more | 2022-01-18 |
| 11182429 | Handling semi-structured and unstructured data in a sharded database environment | Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more | 2021-11-23 |
| 11182428 | Handling semi-structured and unstructured data in a sharded database environment | Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more | 2021-11-23 |
| 10747814 | Handling semi-structured and unstructured data in a sharded database environment | Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more | 2020-08-18 |
| 10528538 | Leveraging SQL with user defined aggregation to efficiently merge inverted indexes stored as tables | Zhen Hua Liu, Aleksandra Czarlinska, Asha Makur | 2020-01-07 |
| 10262012 | Techniques related to binary encoding of hierarchical data objects to support efficient path navigation of the hierarchical data objects | Zhen Hua Liu, Beda Christoph Hammerschmidt | 2019-04-16 |
| 10191944 | Columnar data arrangement for semi-structured data | Zhen Hua Liu, Beda Christoph Hammerschmidt, Ying Lu | 2019-01-29 |
| 9864816 | Dynamically updating data guide for hierarchical data objects | Zhen Hua Liu, Beda Christoph Hammerschmidt, Ying Lu, Rahul Manohar Kadwe | 2018-01-09 |
| 9659045 | Generic indexing for efficiently supporting ad-hoc query over hierarchically marked-up data | Zhen Hua Liu, Beda Christoph Hammerschmidt | 2017-05-23 |
| 7627615 | Copy-on-write versioning of documents | — | 2009-12-01 |
| 7412700 | Product packaging and installation mechanism | Mohammad Shoaib Lari, Rajendra Pingte, Srinath Krishnaswamy | 2008-08-12 |
| 7281003 | Database fine-grained access control | Chon Hei Lei | 2007-10-09 |
| 6631371 | Database fine-grained access control | Chon Hei Lei | 2003-10-07 |