Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11386221 | Fine-grained access control for data manipulation language (DML) operations on relational data | Tanvir Ahmed, Yi Ru, Chao Liang | 2022-07-12 |
| 10303894 | Fine-grained access control for data manipulation language (DML) operations on relational data | Tanvir Ahmed, Yi Ru, Chao Liang | 2019-05-28 |
| 10268705 | Identifying unused privileges in a database system | Chi Ching Chui | 2019-04-23 |
| 10102355 | Optimized enforcement of fine grained access control on data | Tanvir Ahmed, Yi Ru, Chao Liang | 2018-10-16 |
| 10049205 | Asserting identities of application users in a database system based on delegated trust | Tanvir Ahmed, Thomas Keefe | 2018-08-14 |
| 9886590 | Techniques for enforcing application environment based security policies using role based access control | Janaki Narasinghanallur, Min-Hank Ho, Thomas Keefe, Eric Sedlar, Chi Ching Chui | 2018-02-06 |
| 9613224 | Integrating a user's security context in a database for access control | Mincai Wang, Chao Liang, Tanvir Ahmed | 2017-04-04 |
| 9495394 | Pluggable session context | Janaki Narasinghanallur, Min-Hank Ho, Eric Sedlar, Thomas Keefe, Chon Hei Lei | 2016-11-15 |
| 9477671 | System and method for implementing effective date constraints in a role hierarchy | Rafae Bhatti, Janaki Narasinghanallur, Thomas Keefe | 2016-10-25 |
| 9471801 | Method and apparatus to support privileges at multiple levels of authentication using a constraining ACL | Sam Idicula, Thomas Keefe, Mohammed Irfan Rafiq, Tanvir Ahmed, Nipun Agarwal | 2016-10-18 |
| 9043309 | SQL transformation-based optimization techniques for enforcement of data access control | Tanvir Ahmed, Thomas Keefe, Chao Liang | 2015-05-26 |
| 8732847 | Access control model of function privileges for enterprise-wide applications | Thomas Keefe, Tanvir Ahmed, Roger Wigenstam | 2014-05-20 |
| 8667018 | Method and system for optimizing row level security in database systems | Mohammed Irfan Rafiq, Chon Hei Lei, Vikram Kapoor, Thomas Keefe, Nipun Agarwal +2 more | 2014-03-04 |
| 8549038 | Pluggable session context | Janaki Narasinghanallur, Min-Hank Ho, Eric Sedlar, Thomas Keefe, Chon Hei Lei | 2013-10-01 |
| 8316051 | Techniques for adding multiple security policies to a database system | Rae K. Burns, Patrick F. Sack | 2012-11-20 |
| 8095557 | Type system for access control lists | Tanvir Ahmed, Thomas Keefee, Eric Sedlar | 2012-01-10 |
| 7657925 | Method and system for managing security policies for databases in a distributed system | Srividya Tata, Shiu Kau Wong | 2010-02-02 |