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USPTO Patent Rankings Data through Dec 31, 2025
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Patrick J. McDougall — 15 Patents

Chevron: 8 patents #594 of 4,788Top 15%
DSDrillform Technical Services: 7 patents #3 of 11Top 30%
Fairfax, CA: #15 of 140 inventorsTop 15%
California: #40,789 of 386,348 inventorsTop 15%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Patrick J. McDougall has been granted 15 US patents while listed as an inventor at Chevron. The first was granted in 2013 and the most recent in August 2024. Patrick J. McDougall ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Patrick J. McDougall in Fairfax, CA, US.

Patents per Year

Patents granted per year, 2013 to 2024Bar chart with a peak of 4 patents in 2015.peak 42013: 2 patents20132014: 1 patents20142015: 4 patents20152016: 1 patents20162019: 3 patents20192020: 2 patents20202023: 1 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12060752 Floor wrench for a drilling rig Todd McCorriston, Vladimir Scekic, Mark Charles Taggart 2024-08-13
11608694 Floor wrench for a drilling rig Todd McCorriston, Vladimir Scekic, Mark Charles Taggart 2023-03-21
10718171 Modified die block for drilling rig floor wrench Todd McCorriston, Vladimir Scekic 2020-07-21
10538976 Floor wrench for a drilling rig Vladimir Scekic, Todd McCorriston 2020-01-21
10480264 Transitioning pipe handler Todd McCorriston, Daniel Huvenaars, Colin Irving, Ronald Pollard 2019-11-19
10309169 Spinner wrench for a drilling rig Vladimir Scekic, Todd McCorriston 2019-06-04
10247279 Integrated roller-gearbox for spinner wrench Vladimir Scekic, Todd McCorriston 2019-04-02
9234153 Viscosity improver grafted with unsaturated acylating agent and a polyaromatic hydrocarbon Pritesh Patel 2016-01-12
9115237 Viscosity improver grafted with unsaturated acylating agent and an aryloxyalylkene monoamine Pritesh Patel 2015-08-25
9035097 Aminoethylation process having improved yield of aryloxyalkylene amine compounds and reduced urea by-products James Saenz, David Lao 2015-05-19 $185,873,000
9006160 Lubricating oil compositions containing epoxide antiwear agents — 2015-04-14 $276,237,000
8969484 Methods of producing mono- and multi-functional polymers from terpene-based initiators Casey D. Stokes, Young A. Chang 2015-03-03 $69,701,000
8859474 Lubricating oil compositions containing epoxide antiwear agents — 2014-10-14 $108,952,000
8486873 Lubricating oil compositions containing epoxide antiwear agents — 2013-07-16 $69,614,000
8349777 Lubricating composition containing 1,3-dioxolane-4-methanol compounds as antiwear additives — 2013-01-08 $295,855,000

Frequent Collaborators

Todd McCorriston7 shared
Vladimir Scekic6 shared
Mark Charles Taggart2 shared
Pritesh Patel2 shared
Colin Irving1 shared
Daniel Huvenaars1 shared

Nearby-Ranked Inventors

Naoya Kasahara15
Aaron Larry Snyder15
Avishay Meron15
Stuart Hatfield15
Satoshi KUNIYASU15
Ashton Mason15
Theodore Yuchiang Cheng15
Richard Sharbaugh15
Rajen Bhatt15