Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John M. Prager — 31 Patents

IBM: 31 patents #3,241 of 70,183Top 5%
Pomona, NY: #1 of 82 inventorsTop 2%
New York: #3,856 of 115,490 inventorsTop 4%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
John M. Prager has been granted 31 US patents while listed as an inventor at IBM. The first was granted in 1993 and the most recent in September 2022. John M. Prager ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list John M. Prager in Pomona, NY, US.

Patents per Year

Patents granted per year, 1993 to 2022Bar chart with a peak of 4 patents in 1999.peak 41993: 2 patents19931994: 2 patents1998: 1 patents19981999: 4 patents2003: 1 patents20032012: 1 patents2013: 1 patents20132014: 1 patents2015: 3 patents20152016: 2 patents2017: 3 patents20172018: 4 patents2020: 1 patents20202021: 4 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11436713 Application error analysis from screenshot Benjamin P. Segal, James W. Murdock, IV, Radha M. De, Sujoy Roy 2022-09-06 $10,660,000
11188613 Protecting a social media post with a hashtag from divergence Benjamin P. Segal, James W. Murdock, IV, Radha M. De, Sujoy Roy 2021-11-30 $2,996,000
11068794 Leveraging an external ontology for graph expansion in inference systems Sugato Bagchi, Michael A. Barborak, Kenneth J. Barker, Jennifer Chu-Carroll, James J. Fan 2021-07-20 $5,541,000
11031107 Extracting patient information from an electronic medical record Jennifer J. Liang, Tejaswini Pedapati 2021-06-08 $4,452,000
10902038 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2021-01-26 $1,788,000
10642874 Using paraphrase metrics for answering questions Anthony T. Levas, James W. Murdock, IV, Benjamin P. Segal, Timothy P. Winkler 2020-05-05 $3,712,000
10133808 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2018-11-20 $2,951,000
9940355 Providing answers to questions having both rankable and probabilistic components 2018-04-10 $2,135,000
9940354 Providing answers to questions having both rankable and probabilistic components 2018-04-10 $2,135,000
9940584 Leveraging an external ontology for graph expansion in inference systems Sugato Bagchi, Michael A. Barborak, Kenneth J. Barker, Jennifer Chu-Carroll, James J. Fan 2018-04-10 $2,135,000
9852213 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2017-12-26 $2,704,000
9690861 Deep semantic search of electronic medical records Keerthana Boloor, Eric W. Brown, Murthy V. Devarakonda, David A. Ferrucci 2017-06-27 $2,603,000
9684714 Using paraphrase metrics for answering questions Anthony T. Levas, James W. Murdock, IV, Benjamin P. Segal, Timothy P. Winkler 2017-06-20 $2,315,000
9483582 Identification and verification of factual assertions in natural language Brian P. Gaucher, Dario Gil, Jeffrey O. Kephart, Jonathan Lenchner, David O. S. Melville +1 more 2016-11-01 $3,150,000
9348893 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2016-05-24 $3,942,000
9037580 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2015-05-19 $4,677,000
9031832 Context-based disambiguation of acronyms and abbreviations Branimir K. Boguraev, Jennifer Chu-Carroll, David A. Ferrucci, Anthony T. Levas 2015-05-12 $6,873,000
9020805 Context-based disambiguation of acronyms and abbreviations Branimir K. Boguraev, Jennifer Chu-Carroll, David A. Ferrucci, Anthony T. Levas 2015-04-28 $3,749,000
8898159 Providing answers to questions using logical synthesis of candidate answers Eric W. Brown, Jennifer Chu-Carroll, David A. Ferrucci, Adam P. Lally, James W. Murdock, IV 2014-11-25 $4,405,000
8417514 System and method for finding the most likely answer to a natural language question Eric W. Brown, Anni R. Coden, Dragomir Radev, Valerie Samn 2013-04-09 $4,611,000
8340955 System and method for finding the most likely answer to a natural language question Eric W. Brown, Anni R. Coden, Dragomir Radev, Valerie Samn 2012-12-25
6665666 System, method and program product for answering questions using a search engine Eric W. Brown, Anni R. Coden, Dragomir Radev 2003-12-16 $6,455,000
6003027 System and method for determining confidence levels for the results of a categorization system 1999-12-14 $24,869,000
5943670 System and method for categorizing objects in combined categories 1999-08-24 $33,463,000
5913208 Identifying duplicate documents from search results without comparing document content Eric W. Brown 1999-06-15 $42,603,000