YC

Yao-Ching Chen

IBM: 36 patents #2,696 of 70,183Top 4%
Overall (All Time): #89,547 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 25 most recent of 37 patents

Patent #TitleCo-InventorsDate
11620392 Sargable evaluation of queries submitted to an encrypted database Xiaohong Fu, James W. Pickel, Jeffrey W. Josten, Nina Bronnikova, Sarbinder S. Kallar +1 more 2023-04-04
11042650 Sargable query-predicate evaluation for encrypted databases Xiaohong Fu, James W. Pickel, Jeffrey W. Josten, Nina Bronnikova, Sarbinder S. Kallar +1 more 2021-06-22
10901854 Temporal logical transactions Xiaohong Fu, Fung Fung Lee, Claire McFeely, Maryela E. Weihrauch 2021-01-26
10896096 Temporal logical transactions Xiaohong Fu, Fung Fung Lee, Claire McFeely, Maryela E. Weihrauch 2021-01-19
10592498 Enforcing temporal referential integrity Xiaohong Fu, Maryela E. Weihrauch 2020-03-17
10521418 Enforcing temporal referential integrity Xiaohong Fu, Maryela E. Weihrauch 2019-12-31
9535952 Dynamic selection of optimal grouping sequence at runtime for grouping sets, rollup and cube operations in SQL query processing Guogen Zhang, Fen-Ling Lin, Jung-Hsin Hu, Yun Wang, Glenn M. Yuki 2017-01-03
9348867 Method for using multiple plans to achieve temporal and archive transparency performance Frank Siu Hong Chan, Tammie Dang, Xiaohong Fu 2016-05-24
8930410 Query transformation for masking data within database objects Eric L. Alton, Thomas A. Beavin, Harley W. Boughton, Curt L. Cotner, Yuping Ding +9 more 2015-01-06
8903814 Indexing timestamp with time zone value Mengchu Cai, Ruiping Li, Wei Li, Robert W. Lyle 2014-12-02
8572125 Scalable storage schemes for native XML column data of relational tables Fen-Ling Lin, Jerry Mukai, Kalpana Shyam, James Zu-Chia Teng, Guogen Zhang 2013-10-29
8543614 Packing nodes into records to store XML XQuery data model and other hierarchically structured data Yue Huang, Fen-Ling Lin, Brian Tran, Guogen Zhang 2013-09-24
8515948 Managing materialized query tables (MQTS) over fine-grained access control (FGAC) protected tables Curt L. Cotner, Gerald G. Kiernan, David J. Kuang, Irene Ching-Hua Liu, Regina J. Liu +2 more 2013-08-20
8234299 Method and system for using fine-grained access control (FGAC) to control access to data in a database Paul M. Bird, George Gerald Kiernan, Scott Ian Logan, Allen William Luniewski, Walid Rjaibi 2012-07-31
8041726 System for executing a query having multiple distinct key columns You-Chin Fuh, Allan B. Lebovitz, Li-Mey Lee, Fen-Ling Lin, Lee-Chin Hsu Liu +2 more 2011-10-18
7890479 Efficient XML schema validation of XML fragments using annotated automaton encoding Fen-Ling Lin, Ning Wang, Guogen Zhang 2011-02-15
7840552 Cost-based subquery correlation and decorrelation Thomas A. Beavin, Mengchu Cai, Hsiuying Cheng, Fen-Ling Lin, Irene Ching-Hua Liu +5 more 2010-11-23
7711730 Method of returning data during insert statement processing Margaret Bernal, Karelle Lynne Cornwell, Hsuiying Cheng, Christopher Crone, Fen-Ling Lin +3 more 2010-05-04
7711746 System and method for deploying an SQL procedure Margaret Bernal, Ding-Wei Chieh, Curt L. Cotner, Baoqiu Cui, Tammie Dang +11 more 2010-05-04
7685214 Order-preserving encoding formats of floating-point decimal numbers for efficient value comparison Michael F. Cowlishaw, Christopher Crone, Fung Fung Lee, Ronald M. Smith, Sr., Guogen Zhang +1 more 2010-03-23
7657570 Optimizing aggregate processing Yun Wang, Fen-Ling Lin, Mengchu Cai, Jason Alexander Cu, Allan B. Lebovitz +2 more 2010-02-02
7624119 Low-overhead built-in timestamp column for relational database systems Curt L. Cotner 2009-11-24
7580958 Supporting multiple versions of a routine Curt L. Cotner, Baoqiu Cui, Tammie Dang, Joe Cheng-yu Huang, Claire McFeely +6 more 2009-08-25
7487140 Method for executing a query having multiple distinct key columns You-Chin Fuh, Allan B. Lebovitz, Li-Mey Lee, Fen-Ling Lin, Lee-Chin Hsu Liu +2 more 2009-02-03
7437374 Efficient XML schema validation of XML fragments using annotated automaton encoding Fen-Ling Lin, Ning Wang, Guogen Zhang 2008-10-14