Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DF

David A. Ferrucci — 97 Patents

IBM: 78 patents #889 of 70,183Top 2%
ECElemental Cognition: 14 patents #1 of 18Top 6%
Microsoft: 1 patents #24,968 of 40,388Top 65%
Wilton, CT: #2 of 353 inventorsTop 1%
Connecticut: #115 of 34,797 inventorsTop 1%
Overall (All Time): #15,415 of 4,157,543Top 1%
97 Patents All Time
David A. Ferrucci has been granted 97 US patents while listed as an inventor at IBM. The first was granted in 2006 and the most recent in September 2025. David A. Ferrucci ranks #15,415 of 4,157,543 US inventors in our database (top 0.37%). Patent records list David A. Ferrucci in Wilton, CT, US.

Patents per Year

Patents granted per year, 2006 to 2025Bar chart with a peak of 17 patents in 2015.peak 172006: 2 patents20062007: 1 patents2008: 1 patents20082010: 1 patents2012: 6 patents20122013: 4 patents2014: 7 patents20142015: 17 patents2016: 12 patents20162017: 7 patents2018: 6 patents20182019: 8 patents2020: 11 patents20202021: 4 patents2022: 1 patents20222023: 5 patents2024: 3 patents20242025: 1 patents2025

Issued Patents All Time

Showing 51–75 of 97 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9483731 Method of answering questions and scoring answers using structured knowledge mined from a corpus of data Sugato Bagchi, Anthony T. Levas, Erik T. Mueller 2016-11-01 $3,150,000
9454603 Semantically aware, dynamic, multi-modal concordance for unstructured information analysis Branimir K. Boguraev, Youssef Drissi, Paul T. Keyser, Anthony T. Levas 2016-09-27 $4,099,000
9348893 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, Adam P. Lally, James W. Murdock, IV, John M. Prager 2016-05-24 $3,942,000
9323831 Providing answers to questions using hypothesis pruning Jennifer Chu-Carroll, David C. Gondek, Adam P. Lally, James W. Murdock, IV 2016-04-26 $2,956,000
9317586 Providing answers to questions using hypothesis pruning Jennifer Chu-Carroll, David C. Gondek, Adam P. Lally, James W. Murdock, IV 2016-04-19 $3,648,000
9299024 Method of answering questions and scoring answers using structured knowledge mined from a corpus of data Sugato Bagchi, Anthony T. Levas, Erik T. Mueller 2016-03-29 $2,226,000
9262938 Combining different type coercion components for deferred type evaluation Sugato Bagchi, James J. Fan, Aditya A. Kalyanpur, James W. Murdock, IV, Christopher A. Welty 2016-02-16 $2,821,000
9240128 System and method for domain adaptation in question answering Sugato Bagchi, David C. Gondek, Anthony T. Levas, Wlodek W. Zadrozny 2016-01-19 $15,136,000
9189542 Evidence profiling Eric W. Brown, Jennifer Chu-Carroll, James J. Fan, David C. Gondek, Anthony T. Levas +1 more 2015-11-17 $3,493,000
9189541 Evidence profiling Eric W. Brown, Jennifer Chu-Carroll, James J. Fan, David C. Gondek, Anthony T. Levas +1 more 2015-11-17 $3,493,000
9165252 Utilizing failures in question and answer system responses to enhance the accuracy of question and answer systems Michael A. Barborak, Jennifer Chu-Carroll, James W. Murdock, IV, Wlodek W. Zadrozny 2015-10-20 $3,961,000
9153142 User interface for an evidence-based, hypothesis-generating decision support system Sugato Bagchi, Michael A. Barborak, Steven D. Daniels, Anthony T. Levas 2015-10-06 $5,963,000
9146917 Validating that a user is human Michael A. Barborak, James W. Murdock, IV, Wlodek W. Zadrozny 2015-09-29 $4,172,000
9110944 Providing answers to questions using multiple models to score candidate answers Eric W. Brown, James W. Murdock, IV 2015-08-18 $3,868,000
9053425 Utilizing failures in question and answer system responses to enhance the accuracy of question and answer systems Michael A. Barborak, Jennifer Chu-Carroll, James W. Murdock, IV, Wlodek W. Zadrozny 2015-06-09 $3,292,000
9047567 Utilizing failures in question and answer system responses to enhance the accuracy of question and answer systems Michael A. Barborak, Jennifer Chu-Carroll, James W. Murdock, IV, Wlodek W. Zadrozny 2015-06-02 $4,815,000
9037580 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, Adam P. Lally, James W. Murdock, IV, John M. Prager 2015-05-19 $4,677,000
9031832 Context-based disambiguation of acronyms and abbreviations Branimir K. Boguraev, Jennifer Chu-Carroll, Anthony T. Levas, John M. Prager 2015-05-12 $6,873,000
9020805 Context-based disambiguation of acronyms and abbreviations Branimir K. Boguraev, Jennifer Chu-Carroll, Anthony T. Levas, John M. Prager 2015-04-28 $3,749,000
9015031 Predicting lexical answer types in open domain question and answering (QA) systems Alfio Massimiliano Gliozzo, Aditya A. Kalyanpur 2015-04-21 $6,169,000
9002773 Decision-support application and system for problem solving using a question-answering system Sugato Bagchi, Anthony T. Levas, Erik T. Mueller 2015-04-07 $3,806,000
8972440 Method and process for semantic or faceted search over unstructured and annotated data Branimir K. Boguraev, Eric W. Brown, Youssef Drissi, Paul T. Keyser, Anthony T. Levas +1 more 2015-03-03 $3,627,000
8972321 Fact checking using and aiding probabilistic question answering David C. Gondek, Aditya A. Kalyanpur, Adam P. Lally, Siddharth Patwardham 2015-03-03 $3,627,000
8959043 Fact checking using and aiding probabilistic question answering David C. Gondek, Aditya A. Kalyanpur, Adam P. Lally, Siddharth A. Patwardhan 2015-02-17 $5,211,000
8943051 Lexical answer type confidence estimation and application James J. Fan, David C. Gondek, Aditya A. Kalyanpur, Adam P. Lally, James W. Murdock, IV +1 more 2015-01-27 $4,313,000