Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David A. Ferrucci — 4 Patents in 2021

IBM: 4 patents #1,501 of 11,638Top 15%
Wilton, CT: #1 of 36 inventorsTop 3%
Connecticut: #293 of 4,045 inventorsTop 8%
Overall (2021): #51,833 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11182679 Text-based inference chaining David W. Buchanan, Adam P. Lally 2021-11-23 $2,653,000
11163763 Decision-support application and system for medical differential-diagnosis and treatment using a question-answering system Sugato Bagchi, Anthony T. Levas, Erik T. Mueller 2021-11-02 $2,126,000
11144544 Providing answers to questions including assembling answers from multiple document segments Eric W. Brown, Jennifer Chu-Carroll, James W. Murdock, IV 2021-10-12 $3,967,000
10902038 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 2021-01-26 $1,788,000