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For the Inventor, By the Inventor

Toronto, Canada

Tony Wen Hsun Lai

This inventor holds 4 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 2003-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tony Wen Hsun Lai. Retrieved from https://idiyas.com/inventor/tony-wen-hsun-lai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 124(Granted Patents)


Company Filing History:

goldMedal4 out of 166,425 
 
International Business Machines Corporation
 patents

Years Active: 2003-2010

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4 patents (USPTO):Explore Patents
1. 7752160 - Method for unordered relational database retrieval returning distinct values (2010-07-06),
2. 7080081 - Multidimensional data clustering scheme for query processing and maintenance in relational databases (2006-07-18),
3. 6925463 - Method and system for query processing by combining indexes of multilevel granularity or composition (2005-08-02),
4. 6549895 - Method and apparatus for analyzing data retrieval using index scanning (2003-04-15),

Title: Tony Wen Hsun Lai: Innovator in Relational Database Management

Introduction

Tony Wen Hsun Lai is a notable inventor based in Toronto, Canada. He has made significant contributions to the field of relational database management systems. With a total of 4 patents to his name, Lai has developed innovative methods that enhance data retrieval and processing.

Latest Patents

One of Lai's latest patents is titled "Method for unordered relational database retrieval returning distinct values." This invention focuses on the retrieval of distinct tuples in a relational database management system. The process involves a distinct operator component that sequentially requests tuples from a source component, which accesses the database table. The distinct operator then passes each tuple to an auxiliary logger to verify its uniqueness before returning it to the consumer process.

Another significant patent by Lai is the "Multidimensional data clustering scheme for query processing and maintenance in relational databases." This invention introduces multidimensional clustered tables that allow for efficient processing and management within relational database systems. The tables are organized along one or more independent dimensions, enabling better query processing and maintenance techniques.

Career Highlights

Tony Wen Hsun Lai is currently employed at International Business Machines Corporation (IBM). His work at IBM has allowed him to focus on advancing database technologies and improving data management systems. His innovative approaches have garnered attention in the tech industry.

Collaborations

Lai has collaborated with several talented individuals, including Bishwaranjan Bhattacharjee and Leslie Anne Cranston. These collaborations have contributed to the development of his patents and the advancement of database technologies.

Conclusion

Tony Wen Hsun Lai is a distinguished inventor whose work in relational database management has led to significant advancements in data retrieval and processing. His contributions continue to influence the field and inspire future innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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