Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12222944 | Processing database queries using format conversion | Chanho Jeong, Sangyong Hwang, Sang Kyun Cha | 2025-02-11 |
| 11755575 | Processing database queries using format conversion | Chanho Jeong, Sangyong Hwang, Sang Kyun Cha | 2023-09-12 |
| 11468062 | Order-independent multi-record hash generation and data filtering | Nosub Sung, Myunggon Park, Taehyung Lee, Chui Won Lee, Juchang Lee | 2022-10-11 |
| 11360977 | Selectively allowing query optimization in query processing | Johannes Merx, Taehyung Lee, Jin Uk Bae, Ki Hong Kim, Stefan Baeuerle +1 more | 2022-06-14 |
| 11327968 | Optimizing output data formats to improve query performance in database systems | Dan Bi Park, Jung Kook Lee, Sang Il Song | 2022-05-10 |
| 11176132 | Processing database queries using format conversion | Chanho Jeong, Sangyong Hwang, Sang Kyun Cha | 2021-11-16 |
| 10997174 | Case join decompositions | Sang Il Song, Junhee Woo, Taehyung Lee, Ki Hong Kim, Yongsik Yoon | 2021-05-04 |
| 10698892 | Order-independent multi-record hash generation and data filtering | Nosub Sung, Myunggon Park, Taehyung Lee, Chul Won Lee, Juchang Lee | 2020-06-30 |
| 10360146 | Group garbage collection for multi-version concurrency control in database systems | Juchang Lee, Chang Gyoo Park, Jaeyun Noh | 2019-07-23 |
| 10303686 | Query plan optimization by persisting a hint table | Jane Jung Lee, Taehyung Lee, Jiyoung Yoo, Ki Hong Kim | 2019-05-28 |
| 10275508 | Query hints for caching and replication | Christian Bensberg, Norman May, Alexander Boehm, Juchang Lee, Jeong A Han +7 more | 2019-04-30 |
| 10185744 | Caching views on historical data | Christian Bensberg, Norman May, Sang Il Song, Christian Kraus | 2019-01-22 |
| 10133778 | Query optimization using join cardinality | Taehyung Lee, Joo Young Yoon, Sang Il Song, Yongsik Yoon, Junhee Woo | 2018-11-20 |
| 10127278 | Processing database queries using format conversion | Chanho Jeong, Sangyong Hwang, Sang Kyun Cha | 2018-11-13 |
| 10061808 | Cached views | Ki Hong Kim, Norman May, Alexander Boehm, Jeong A Han, Sang Il Song +1 more | 2018-08-28 |
| 9892163 | Optimal operator placement for distributed query processing | Ki Hong Kim, Sangyong Hwang, Jane Jung Lee, Joo Young Yoon, Sang Kyun Cha | 2018-02-13 |
| 9846724 | Integration of calculation models into SQL layer | Christoph Weyerhaeuser, Tobias Mindnich, Johannes Merx, Yongsik Yoon, Jeong A Han | 2017-12-19 |
| 9619514 | Integration of optimization and execution of relational calculation models into SQL layer | Tobias Mindnich, Jeong A Han, Johannes Merx, Christoph Weyerhaeuser, Yongsik Yoon | 2017-04-11 |
| 9361340 | Processing database queries using format conversion | Chanho Jeong, Sangyong Hwang, Sang Kyun Cha | 2016-06-07 |
| 8880508 | Processing database queries using format conversion | Chanho Jeong, Sang Yong Hwang, Sang Kyun Cha | 2014-11-04 |
| 8046334 | Dual access to concurrent data in a database management system | Sang Yong Hwang, Ki Hong Kim, Sang Kyun Cha | 2011-10-25 |
| 7930274 | Dual access to concurrent data in a database management system | Sang Yong Hwang, Ki Hong Kim, Sang Kyun Cha | 2011-04-19 |