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 126–150 of 293 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8583290 Cooling system and method minimizing power consumption in cooling liquid-cooled electronics racks Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-11-12 $8,268,000
8564952 Flow boiling heat sink structure with vapor venting and condensing Levi A. Campbell, Richard C. Chu, Milnes P. David, Michael J. Ellsworth, Jr., Madusudan K. Iyengar 2013-10-22 $5,163,000
8490679 Condenser fin structures facilitating vapor condensation cooling of coolant Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-07-23 $2,085,000
8472182 Apparatus and method for facilitating dissipation of heat from a liquid-cooled electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-06-25 $6,528,000
8387249 Apparatus and method for facilitating servicing of a liquid-cooled electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar, Prabjit Singh 2013-03-05 $6,102,000
8369091 Interleaved, immersion-cooling apparatus and method for an electronic subsystem of an electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-02-05 $5,221,000
8351206 Liquid-cooled electronics rack with immersion-cooled electronic subsystems and vertically-mounted, vapor-condensing unit Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-01-08 $4,312,000
8345423 Interleaved, immersion-cooling apparatuses and methods for cooling electronic subsystems Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2013-01-01
8322029 Thermally conductive composite interface, cooled electronic assemblies employing the same, and methods of fabrication thereof Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Keith F. Fogel, Madhusudan K. Iyengar +1 more 2012-12-04 $3,998,000
8322154 Control of system coolant to facilitate two-phase heat transfer in a multi-evaporator cooling system Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-12-04 $3,998,000
8274790 Automatically reconfigurable liquid-cooling apparatus for an electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar, Randall G. Kemink 2012-09-25 $5,997,000
8266802 Cooling apparatus and method of fabrication thereof with jet impingement structure integrally formed on thermally conductive pin fins Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar, Roger R. Schmidt 2012-09-18 $5,189,000
8248801 Thermoelectric-enhanced, liquid-cooling apparatus and method for facilitating dissipation of heat Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-08-21 $4,162,000
8230906 Dual-chamber fluid pump for a multi-fluid electronics cooling system and method Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar, Roger R. Schmidt 2012-07-31 $5,473,000
8208258 System and method for facilitating parallel cooling of liquid-cooled electronics racks Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-06-26 $15,244,000
8203842 Open flow cold plate for immersion-cooled electronic packages Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-06-19 $12,855,000
8194406 Apparatus and method with forced coolant vapor movement for facilitating two-phase cooling of an electronic device Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-06-05 $5,238,000
8189334 Dehumidifying and re-humidifying cooling apparatus and method for an electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-05-29 $10,419,000
8184436 Liquid-cooled electronics rack with immersion-cooled electronic subsystems Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-05-22 $8,891,000
8179677 Immersion-cooling apparatus and method for an electronic subsystem of an electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-05-15 $8,909,000
8141621 Apparatus and method for providing in situ cooling of computer data centers during service calls Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-03-27 $9,873,000
8144467 Dehumidifying and re-humidifying apparatus and method for an electronics rack Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-03-27 $9,873,000
8094453 Compliant conduction rail assembly and method facilitating cooling of an electronics structure Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2012-01-10 $7,380,000
8081461 Cooling apparatus with thermally conductive porous material and jet impingement nozzle(s) extending therein Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2011-12-20 $11,265,000
8059405 Condenser block structures with cavities facilitating vapor condensation cooling of coolant Levi A. Campbell, Richard C. Chu, Michael J. Ellsworth, Jr., Madhusudan K. Iyengar 2011-11-15 $18,116,000