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USPTO Patent Rankings Data through Dec 31, 2025
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Thomas M. Maffitt — 40 Patents

IBM: 36 patents #2,703 of 70,183Top 4%
Globalfoundries: 4 patents #817 of 4,424Top 20%
Infineon Technologies Ag: 2 patents #3,286 of 7,486Top 45%
Burlington, VT: #15 of 475 inventorsTop 4%
Vermont: #168 of 4,968 inventorsTop 4%
Overall (All Time): #78,057 of 4,157,543Top 2%
40 Patents All Time
Thomas M. Maffitt has been granted 40 US patents while listed as an inventor at IBM. The first was granted in 1997 and the most recent in October 2021. Thomas M. Maffitt ranks #78,057 of 4,157,543 US inventors in our database (top 1.9%). Patent records list Thomas M. Maffitt in Burlington, VT, US.

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11152063 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2021-10-19 $2,168,000
10998045 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2021-05-04 $7,263,000
10943658 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2021-03-09 $4,710,000
10937496 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2021-03-02 $2,720,000
10762959 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2020-09-01 $3,521,000
10726897 Trimming MRAM sense amp with offset cancellation John K. DeBrosse, Matthew R. Wordeman 2020-07-28 $3,400,000
10726898 MRAM sense amplifier with second stage offset cancellation John Kenneth Debrose 2020-07-28 $3,400,000
10692576 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2020-06-23 $2,380,000
10658022 High gain sense amplifier with offset cancellation for magnetoresistive random access memory 2020-05-19 $2,035,000
10566057 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2020-02-18 $2,353,000
10535403 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2020-01-14 $2,827,000
10424375 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2019-09-24 $3,094,000
10037802 Phase change memory with an incrementally ramped write-reference voltage and an incrementally ramped read-reference voltage Chung H. Lam, Scott C. Lewis, Jack Morrish 2018-07-31 $5,084,000
9911492 Writing multiple levels in a phase change memory using a write reference voltage that incrementally ramps over a write period Chung H. Lam, Scott C. Lewis, Jack Morrish 2018-03-06 $2,330,000
9704575 Content-addressable memory having multiple reference matchlines to reduce latency Igor Arsovski, Michael T. Fragano, Robert M. Houle 2017-07-11 $13,027,000
9601200 TCAM structures with reduced power supply noise Igor Arsovski, Michael T. Fragano 2017-03-21 $11,989,000
9583192 Matchline precharge architecture for self-reference matchline sensing Igor Arsovski, Michael T. Fragano, Robert M. Houle 2017-02-28 $11,370,000
9502107 Writing multiple levels in a phase change memory Chung H. Lam, Scott C. Lewis, Jack Morrish 2016-11-22 $3,414,000
9384792 Offset-cancelling self-reference STT-MRAM sense amplifier Anthony R. Bonaccio, John K. DeBrosse 2016-07-05 $2,704,000
9299431 Writing multiple levels in a phase change memory using a write/read reference voltage ramping up over a write/read period Chung H. Lam, Scott C. Lewis, Jack Morrish 2016-03-29 $2,226,000
8520458 Phase change memory cycle timer and method John A. Gabric, Mark C. H. Lamorey 2013-08-27 $5,858,000
8345475 Non volatile cell and architecture with single bit random access read, program and erase Chung H. Lam, Mark C. H. Lamorey 2013-01-01
8300489 Charge pump system and method utilizing adjustable output charge and compilation system and method for use by the charge pump John A. Fifield, Dale E. Pontius 2012-10-30
8233345 Phase change memory cycle timer and method John A. Gabric, Mark C. H. Lamorey 2012-07-31 $5,473,000
7882455 Circuit and method using distributed phase change elements for across-chip temperature profiling Nazmul Habib, Mark C. H. Lamorey, Robert McMahon 2011-02-01 $3,711,000