Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John R. Pendray — 34 Patents

STSeagate Technology: 19 patents #296 of 4,701Top 7%
CGCummins Power Generation: 10 patents #4 of 278Top 2%
CUCummins: 2 patents #976 of 2,217Top 45%
Blaine, MN: #27 of 570 inventorsTop 5%
Minnesota: #1,653 of 52,454 inventorsTop 4%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
John R. Pendray has been granted 34 US patents while listed as an inventor at Seagate Technology. The first was granted in 2004 and the most recent in November 2025. John R. Pendray ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list John R. Pendray in Blaine, MN, US.

Patents per Year

Patents granted per year, 2004 to 2025Bar chart with a peak of 6 patents in 2006.peak 62004: 2 patents20042005: 3 patents2006: 6 patents20062007: 3 patents2008: 1 patents20082010: 3 patents2011: 2 patents20112014: 4 patents2015: 2 patents20152017: 2 patents2018: 2 patents20182019: 1 patents2020: 1 patents20202025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12480437 Non-emitting engines with oxyfuel combustion and carbon capture system Prashant Reuben Daggolu, Aleksey Yezerets 2025-11-25
12343718 Bed level sensor for solid beds with leveling actuators Gregory J. Mitchum, Kevin Keene 2025-07-01
10715067 Control of an engine-driven generator to address transients of an electrical power grid connected thereto Patrick M. Pierz, Bradford K. Palmer, Andrew Guy Kitchen 2020-07-14 $22,777,000
10305404 Control of an engine-driven generator to address transients of an electrical power grid connected thereto Patrick M. Pierz, Bradford K. Palmer, Andrew Guy Kitchen 2019-05-28 $10,346,000
10119496 Cryogenic fuel injection and combustion Lester L. Peters, Paul Douglas Free 2018-11-06 $16,845,000
10012141 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2018-07-03 $42,693,000
9793842 Control of an engine-driven generator to address transients of an electrical power grid connected thereto Patrick M. Pierz, Bradford K. Palmer, Andrew Guy Kitchen 2017-10-17 $19,805,000
9709005 Air assisted injector for wet compression atomization 2017-07-18 $14,268,000
9145826 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2015-09-29 $67,669,000
9074525 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2015-07-07 $28,998,000
8919297 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2014-12-30 $24,444,000
8912672 Control of an engine-driven generator to address transients of an electrical power grid connected thereto Patrick M. Pierz, Bradford K. Palmer, Andrew Guy Kitchen 2014-12-16
8904973 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2014-12-09 $47,972,000
8857383 Apparatus, systems, and methods to address evaporative cooling and wet compression for engine thermal management 2014-10-14 $48,388,000
7965589 Recordable disc and motor Roger L. Hipwell, Jr., Nurul Amin, Andrew White, Bradley Jay Ver Meer, Hans Leuthold +2 more 2011-06-21 $7,388,000
7957091 Recordable disc with fluid bearing features Roger L. Hipwell, Jr., Nurul Amin, Andrew White, Bradley Jay Ver Meer, Hans Leuthold +2 more 2011-06-07 $9,018,000
7835110 MEMS disc drive Alan Johnston, Roger L. Hipwell, Jr., Hans Leuthold, Song S. Xue, Nurul Amin +6 more 2010-11-16 $14,287,000
7826171 Interconnect architecture for disc drive array Alan Johnston, Roger L. Hipwell, Jr., Hans Leuthold, Song S. Xue, Nurul Amin +6 more 2010-11-02 $4,037,000
7698806 Process for fabricating a slider or head for a data storage device Wayne A. Bonin, Roger L. Hipwell, Jr., Kyle Bartholomew, Zine-Eddine Boutaghou 2010-04-20 $51,092,000
7450342 Composite head-electrical conditioner assembly Andrew White, Roger L. Hipwell, Jr., Bradley VerMeer 2008-11-11 $6,948,000
7269961 Thermodynamic cycle apparatus and method 2007-09-18
7262937 Responsive aeroelastic slider Zine-Eddine Boutaghou 2007-08-28 $23,832,000
7254885 Wafer-level fabrication method for top or side slider bond pads Roger L. Hipwell, Jr., Wayne A. Bonin, Kyle Bartholomew, Zine-Eddine Boutaghou 2007-08-14 $16,958,000
7154709 Slider with recessed pressurization surfaces Ram Rao, Zine-Eddine Boutaghou 2006-12-26 $23,513,000
7123447 Patterned multi-material basecoat to reduce thermal protrusion Ladislav R. Pust 2006-10-17 $16,398,000