Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Simons — 293 Patents

IBM: 290 patents #77 of 70,183Top 1%
Poughkeepsie, NY: #4 of 1,613 inventorsTop 1%
New York: #61 of 115,490 inventorsTop 1%
Overall (All Time): #1,396 of 4,157,543Top 1%
293 Patents All Time
Robert E. Simons has been granted 293 US patents while listed as an inventor at IBM. The first was granted in 1980 and the most recent in September 2021. Robert E. Simons ranks #1,396 of 4,157,543 US inventors in our database (top 0.03%). Patent records list Robert E. Simons in Poughkeepsie, NY, US.

Patents per Year

Patents granted per year, 1992 to 2021Bar chart with a peak of 44 patents in 2015.peak 441992: 3 patents19921993: 1 patents1994: 1 patents1995: 4 patents19951996: 1 patents1997: 3 patents1998: 1 patents19981999: 5 patents2000: 4 patents2001: 4 patents20012002: 8 patents2003: 7 patents2004: 9 patents20042005: 4 patents2006: 7 patents2007: 12 patents20072008: 16 patents2009: 11 patents2010: 14 patents20102011: 25 patents2012: 15 patents2013: 9 patents20132014: 22 patents2015: 44 patents2016: 29 patents20162017: 12 patents2018: 5 patents2019: 5 patents20192020: 5 patents2021: 2 patents2021

Issued Patents All Time

Showing 101–125 of 293 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8929080 Immersion-cooling of selected electronic component(s) mounted to printed circuit board Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2015-01-06 $2,134,000
8925333 Thermoelectric-enhanced air and liquid cooling of an electronic system Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2015-01-06 $2,134,000
8922998 Coolant manifold with separately rotatable manifold section(s) Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2014-12-30 $7,309,000
8899052 Thermoelectric-enhanced, refrigeration cooling of an electronic component Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-12-02 $2,384,000
8879257 Combined power and cooling rack supporting an electronics rack(s) Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-11-04 $3,955,000
8867209 Two-phase, water-based immersion-cooling apparatus with passive deionization Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madusudan K. Iyengar +1 more 2014-10-21 $3,429,000
8857057 Apparatus and method for facilitating servicing of a liquid-cooled electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madusudan K. Iyengar, Prabjit Singh 2014-10-14 $3,785,000
8833096 Heat exchange assembly with integrated heater Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-09-16 $3,547,000
8824143 Combined power and cooling rack supporting an electronics rack(S) Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-09-02 $3,373,000
8817474 Multi-rack assembly with shared cooling unit Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-08-26 $4,445,000
8817465 Multi-rack assembly with shared cooling apparatus Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-08-26 $4,445,000
8813515 Thermoelectric-enhanced, vapor-compression refrigeration apparatus facilitating cooling of an electronic component Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-08-26 $4,445,000
8806749 Two-phase, water-based immersion-cooling apparatus with passive deionization Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2014-08-19 $3,895,000
8797740 Multi-rack assembly method with shared cooling unit Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-08-05 $3,332,000
8789385 Thermoelectric-enhanced, vapor-compression refrigeration method facilitating cooling of an electronic component Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-07-29 $5,690,000
8783052 Coolant-buffered, vapor-compression refrigeration with thermal storage and compressor cycling Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-07-22 $5,473,000
8760863 Multi-rack assembly with shared cooling apparatus Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-06-24 $6,231,000
8743545 Thermal expansion-enhanced heat sink for an electronic assembly Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2014-06-03 $4,638,000
8739406 Vapor condenser with three-dimensional folded structure Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar +1 more 2014-06-03 $4,638,000
8720063 Thermal expansion-enhanced heat sink for an electronic assembly Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madnusudan K. Iyengar +1 more 2014-05-13 $6,724,000
8713957 Thermoelectric-enhanced, vapor-condenser facilitating immersion-cooling of electronic component(s) Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-05-06 $5,370,000
8713955 Intra-condenser contaminant extractor for a vapor-compression refrigeration apparatus Levi A. Campbell, Richard C. Chu, Evan G. Colgan, Milnes P. David, Michael J. Ellsworth, Jr. +1 more 2014-05-06 $5,370,000
8711563 Dry-cooling unit with gravity-assisted coolant flow Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-04-29 $5,775,000
8689861 Hybrid air and liquid coolant conditioning unit for facilitating cooling of one or more electronics racks of a data center Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2014-04-08 $7,562,000
8619425 Multi-fluid, two-phase immersion-cooling of electronic component(s) Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-12-31 $6,686,000