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For the Inventor, By the Inventor

Palo Alto, CA, United States of America

David Ku

This inventor holds 26 USPTO granted patents and 2 published patent applications, primarily in Search Systems. Top assignees: Yahoo! Inc., Excalibur IP, LLC, Jollify Management Limited. Active years: 2009-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Ku. Retrieved from https://idiyas.com/inventor/david-ku

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

USPTO Granted Patents = 26 

% Patents Active = 50.0

Average Co-Inventor Count = 6.2

ph-index = 10

Forward Citations = 369(Granted Patents)


Location History:

  • Palo AltoFremont, CA (US) (2011)
  • Fremont, CA (US) (2009 - 2012)
  • Palo Alto, CA (US) (2009 - 2018)
  • Bellevue, WA (US) (2017 - 2023)

Company Filing History:

goldMedal19 out of 2,367 
 
Yahoo! Inc.
 patents
silverMedal3 out of 364 
 
Excalibur IP, LLC
 patents
bronzeMedal2 out of 5 
 
Jollify Management Limited
 patents
4. 2 out of 246 
 
Slack Technologies, Inc.
 patents

Years Active: 2009-2023

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Areas of Expertise:
Search Systems
User Annotations
Trust Network
Lateral Search
Community Participation
Relevance Ranking
Personalized Portals
Web Content Syndication
Aggregate Annotations
Inverse Search
Search Subdomains
Anchortext
26 patents (USPTO):Explore Patents
1. 11556544 - Search system and methods with integration of user annotations from a trust network (2023-01-17),
2. 10726019 - Search system and methods with integration of user annotations from a trust network (2020-07-28),
3. 9984164 - Search systems and methods with integration of aggregate user annotations (2018-05-29),
4. 9852187 - Search system and methods with integration of user annotations from a trust network (2017-12-26),
5. 9754029 - Lateral search (2017-09-05),
6. 9684720 - Lateral search (2017-06-20),
7. 9489463 - Search systems and methods with integration of user annotations (2016-11-08),
8. 9323848 - Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis (2016-04-26),
9. 9262530 - Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis (2016-02-16),
10. 8886627 - Inverse search systems and methods (2014-11-11),
11. 8849796 - Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis (2014-09-30),
12. 8788492 - Search system and methods with integration of user annotations from a trust network (2014-07-22),
13. 8732169 - Lateral search (2014-05-20),
14. 8612417 - Inverse search systems and methods (2013-12-17),
15. 8521734 - Search engine with augmented relevance ranking by community participation (2013-08-27),

Title: The Innovative Journey of David Ku

Introduction: David Ku, a visionary inventor based in Palo Alto, CA, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: David Ku holds several patents in the areas of artificial intelligence, machine learning, and robotics, showcasing his commitment to pushing the boundaries of technological advancement.

Career Highlights: With a background in computer science and engineering, David Ku has had a successful career working for leading tech companies, where he has spearheaded projects that have revolutionized the industry.

Collaborations: Throughout his career, David Ku has collaborated with top researchers, engineers, and developers to bring his ideas to life, leading to the creation of cutting-edge products and solutions.

Conclusion: David Ku's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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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