For the Inventor, By the Inventor

Enter assignee name

Cambridge, MA, United States of America

Endeca Technologies, Inc.

Calculating rank

USPTO Granted Patents = 14

% Expired Patents = 7.1

CIPO Patents = 3

EPO Patents = 4

Trademarks = 4

Forward Citations = 726

Loading Chart...

Loading Chart...

19 inventors (with patents filed for the assignee):

Daniel Tunkelang (13 out of 28 patents)

Adam J Ferrari (8 out of 13 patents)

John S Walter (8 out of 10 patents)

4. Frederick C Knabe (7 out of 9 patents)

5. Keith A Johnson (6 out of 52 patents)

6. Joyce Jeanpin Wang (6 out of 11 patents)

7. David Gourley (6 out of 9 patents)

8. Vladimir V Zelevinsky (5 out of 23 patents)

9. Vinay B Mohta (4 out of 4 patents)

10. Andrew Lau (3 out of 3 patents)

11. Benjamin S Scarlet (2 out of 3 patents)

12. Vinay Seth Mohta (2 out of 3 patents)

13. Andrew Volpe (1 out of 8 patents)

14. Joshua William Kapell (1 out of 5 patents)

15. Alexander David Rosen (1 out of 12 patents)

14 patents: Sort by Forward Citations

1. 8219593 - System and method for measuring the quality of document sets (2012-07-10),

2. 8051084 - System and method for measuring the quality of document sets (2011-11-01),

3. 8051073 - System and method for measuring the quality of document sets (2011-11-01),

4. 8024327 - System and method for measuring the quality of document sets (2011-09-20),

5. 8019752 - System and method for information retrieval from object collections with complex interrelationships (2011-09-13),

6. 8005643 - System and method for measuring the quality of document sets (2011-08-23),

7. 7912823 - Hierarchical data-driven navigation system and method for information retrieval (2011-03-22),

8. 7856434 - System and method for filtering rules for manipulating search results in a hierarchical search and navigation system (2010-12-21),

9. 7617184 - Scalable hierarchical data-driven navigation system and method for information retrieval (2009-11-10),

10. 7567957 - Hierarchical data-driven search and navigation system and method for information retrieval (2009-07-28),

11. 7428528 - Integrated application for manipulating content in a hierarchical data-driven search and navigation system (2008-09-23),

12. 7325201 - System and method for manipulating content in a hierarchical data-driven search and navigation system (2008-01-29),

13. 7062483 - Hierarchical data-driven search and navigation system and method for information retrieval (2006-06-13),

14. 7035864 - Hierarchical data-driven navigation system and method for information retrieval (2006-04-25),

Company Overview

Endeca Technologies, Inc., based in Cambridge, MA, specializes in advanced information retrieval and data management solutions. The company is known for its innovative technologies that enhance search and navigation capabilities across diverse data sets, enabling organizations to derive actionable insights from complex information. Endeca's expertise lies in developing software that supports business intelligence and analytics, making it a valuable player in the fields of data integration and enterprise search.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

14 Patents

#182 in Cambridge, MA

#1,364 in Massachusetts

#22,333 in US

#42,290 in the World

Cambridge, MA, United States of America

Endeca Technologies, Inc.

Forward Citations = 726

19 inventors:

Daniel Tunkelang (13 out of 28 patents)

Adam J Ferrari (8 out of 13 patents)

John S Walter (8 out of 10 patents)

4. Frederick C Knabe (7 out of 9 patents)

5. Keith A Johnson (6 out of 52 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Endeca Technologies, Inc.. Retrieved from https://idiyas.com/company/endeca-technologies

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

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]

Loading…