Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Sillato — 17 Patents

LILiebert: 13 patents #2 of 182Top 2%
VEVertiv: 4 patents #6 of 155Top 4%
Westerville, OH: #28 of 636 inventorsTop 5%
Ohio: #4,176 of 73,341 inventorsTop 6%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Stephen Sillato has been granted 17 US patents while listed as an inventor at Liebert. The first was granted in 1986 and the most recent in January 2021. Stephen Sillato ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Stephen Sillato in Westerville, OH, US.

Patents per Year

Patents granted per year, 1986 to 2021Bar chart with a peak of 3 patents in 2017.peak 31986: 1 patents19861993: 1 patents1998: 1 patents19982008: 1 patents2012: 1 patents20122015: 2 patents2016: 2 patents20162017: 3 patents2018: 1 patents20182019: 3 patents2021: 1 patents2021

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10897838 Cooling system for high density heat loads Thomas Harvey 2021-01-19
10465963 Cooling system with direct expansion and pumped refrigerant economization cooling Zhiyong Lin, Steven Madara, Benedict J. Dolcich, Daniel J. Schutte 2019-11-05
10292314 Cooling system for high density heat loads Thomas Harvey 2019-05-14
10254028 Cooling system with direct expansion and pumped refrigerant economization cooling Zhiyong Lin, Steven Madara, Benedict J. Dolcich, Daniel J. Schutte 2019-04-09
9980413 High efficiency cooling system John F. Judge, Timothy J. Schrader, Roger Noll, Gary A. Helmink, Pierpaolo Barbato +6 more 2018-05-22
9845981 Load estimator for control of vapor compression cooling system with pumped refrigerant economization Zongtao Lu, Greg Haggy, Timothy J. Schrader, John F. Judge 2017-12-19
9772126 Cooling system for high density heat load Steven A. Borror, Franklin E. DiPaolo, Thomas Harvey, Steven Madara, Reasey J. MAM 2017-09-26
9706685 Cooling system for high density heat loads Thomas Harvey 2017-07-11
9243823 Cooling system for high density heat load Steven A. Borror, Franklin E. DiPaolo, Thomas Harvey, Steven Madara, Reasey J. MAM 2016-01-26
9243822 Cooling system for high density heat load Steven A. Borror, Franklin E. DiPaolo, Thomas Harvey, Steven Madara, Reasey J. MAM 2016-01-26
9140475 Receiver tank purge in vapor compression cooling system with pumped refrigerant economization Timothy J. Schrader, Greg Haggy 2015-09-22
9038404 High efficiency cooling system John F. Judge, Timothy J. Schrader, Roger Noll, Gary A. Helmink, Pierpaolo Barbato +8 more 2015-05-26
8261565 Cooling system for high density heat load Steven A. Borror, Franklin E. DiPaolo, Thomas Harvey, Steven Madara, Reasey J. MAM 2012-09-11
7367384 Integrated heat exchangers in a rack for vertical board style computer systems Steven Madara, Thomas Harvey, Daniel Baer 2008-05-06
5709100 Air conditioning for communications stations Daniel Baer, Frank DiPaolo, David A. Dukes 1998-01-20
5177972 Energy efficient air conditioning system utilizing a variable speed compressor and integrally-related expansion valves Daniel Baer 1993-01-12
4606198 Parallel expansion valve system for energy efficient air conditioning system Daniel L. Latshaw 1986-08-19 $2,530,000