Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John R. Ehrman — 35 Patents

IBM: 35 patents #2,786 of 70,183Top 4%
Sunnyvale, CA: #618 of 14,302 inventorsTop 5%
California: #14,008 of 386,348 inventorsTop 4%
Overall (All Time): #96,288 of 4,157,543Top 3%
35 Patents All Time
John R. Ehrman has been granted 35 US patents while listed as an inventor at IBM. The first was granted in 2001 and the most recent in February 2021. John R. Ehrman ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list John R. Ehrman in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10915325 Parsing-enhancement facility Dan F. Greiner 2021-02-09 $3,536,000
10831479 Instruction to move data in a right-to-left direction Timothy J. Slegel, Dan F. Greiner, Anthony Saporito, Aaron Tsai 2020-11-10 $848,000
10534589 Specifying user defined or translator definitions to use to interpret mnemonics in a computer program John Robert Dravnieks, Dan F. Greiner 2020-01-14 $2,827,000
10346162 Selective instruction replacement for assembly language programs John Robert Dravnieks, Dan F. Greiner 2019-07-09 $2,201,000
10318300 Parsing-enhancement facility Dan F. Greiner 2019-06-11 $1,829,000
10152307 Specifying user defined or translator definitions to use to interpret mnemonics in a computer program John Robert Dravnieks, Dan F. Greiner 2018-12-11 $6,670,000
9996355 Parsing-enhancement facility Dan F. Greiner 2018-06-12 $1,886,000
9959101 Conditional sequential selection of external reference solutions Leona D. Baumgart, Allan H. Kielstra, Barry L. Lichtenstein 2018-05-01 $4,480,000
9952840 Conditional sequential selection of external reference resolutions Leona D. Baumgart, Allan H. Kielstra, Barry L. Lichtenstein 2018-04-24 $2,845,000
9569217 Parsing-enhancement facility Dan F. Greiner 2017-02-14 $1,939,000
9442747 Specifying user defined or translator definitions to use to interpret mnemonics in a computer program John Robert Dravnieks, Dan F. Greiner 2016-09-13 $4,023,000
9342308 Parsing-enhancement facility Dan F. Greiner 2016-05-17 $3,602,000
9274820 Specifying user defined or translator definitions to use to interpret mnemonics in a computer program John Robert Dravnieks, Dan F. Greiner 2016-03-01 $3,006,000
8984258 Parsing-enhancement facility Dan F. Greiner 2015-03-17 $4,972,000
8972473 Efficient and reliable computation of results for mathematical functions 2015-03-03 $3,627,000
8583899 Parsing-enhacement facility Dan F. Greiner 2013-11-12 $8,268,000
8392888 Method of translating n to n instructions employing an enhanced extended translation facility Mike S. Fulton, Dan F. Greiner 2013-03-05 $6,102,000
8177122 Providing diagnostic information on the processing of variables in source code John Robert Dravnieks 2012-05-15 $8,909,000
8078841 Parsing-enhancement facility using a translate-and-test instruction Dan F. Greiner 2011-12-13 $19,280,000
7810073 Method of translating n to n instructions employing an enhanced extended translation facility Mike S. Fulton, Dan F. Greiner 2010-10-05 $4,341,000
7725894 Enhanced un-privileged computer instruction to store a facility list Mark A. Check, Mark S. Farrell, Mike S. Fulton, Charles W. Gainey, Jr., Dan F. Greiner +2 more 2010-05-25 $4,007,000
7694286 Apparatus and method for detecting base-register usage conflicts in computer code John Robert Dravnieks 2010-04-06 $5,890,000
7516304 Parsing-enhancement facility Dan F. Greiner 2009-04-07 $6,511,000
7454455 Apparatus, and system, for efficient and reliable computation of results for mathematical functions 2008-11-18 $4,805,000
7357332 Providing diagnostic information on the processing of variables in source code John Robert Dravnieks 2008-04-15 $8,007,000