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For the Inventor, By the Inventor

San Diego, CA, United States of America

Joseph C Chan

This inventor holds 12 USPTO granted patents. Top assignees: Qualcomm Incorporated, Sony Corporation, Sony Electronics Inc. Active years: 2004-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joseph C Chan. Retrieved from https://idiyas.com/inventor/joseph-c-chan

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

USPTO Granted Patents = 12

% Patents Active = 33.3

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 61(Granted Patents)


Company Filing History:

goldMedal5 out of 44,831 
 
Qualcomm Incorporated
 patents
silverMedal5 out of 58,145 
 
Sony Corporation
 patents
bronzeMedal5 out of 2,335 
 
Sony Electronics Inc
 patents
4. 2 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 2004-2015

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12 patents (USPTO):Explore Patents
1. 8989311 - Methods and systems for improved channel estimation in multi-carrier systems (2015-03-24),
2. 8619746 - Channel estimation for multi-carrier communication (2013-12-31),
3. 8554251 - Device, method, and apparatus for offline discontinuous reception (DRX) processing in cellular systems (2013-10-08),
4. 8527993 - Tasking system interface methods and apparatuses for use in wireless devices (2013-09-03),
5. 8098567 - Timing adjustments for channel estimation in a multi carrier system (2012-01-17),
6. 7293216 - Bit error position estimation in data decoder (2007-11-06),
7. 7039117 - Error concealment of video data using texture data recovery (2006-05-02),
8. 6965632 - Method and apparatus for using adaptive threshold with initial acquisition (2005-11-15),
9. 6937573 - Method and apparatus for variable frame size radiolink protocol based on channel condition estimation (2005-08-30),
10. 6865227 - Error concealment of video data using motion vector data recovery (2005-03-08),
11. 6803864 - Method of entering characters with a keypad and using previous characters to determine the order of character choice (2004-10-12),
12. 6789225 - Bit error position estimation in data decoder (2004-09-07),

Title: Top Inventor in San Diego

Introduction: Tao Luo is a prominent inventor based in San Diego, known for his significant contributions to various fields.

Latest Patents: His recent patents include innovative technologies that have garnered attention in the industry.

Career Highlights: Throughout his career, Tao has achieved numerous milestones that showcase his expertise and creativity.

Collaborations: He has collaborated with various organizations and individuals, further enhancing his impact on the field.

Conclusion: Tao Luo continues to be a leading figure in innovation, inspiring future generations of inventors.

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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