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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Samuel Campbell — 10 Patents

CRCrititech: 6 patents #11 of 29Top 40%
BHBaker Hughes Holdings: 4 patents #1,045 of 4,186Top 25%
Lawrence, KS: #69 of 744 inventorsTop 10%
Kansas: #974 of 12,005 inventorsTop 9%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Samuel Campbell has been granted 10 US patents while listed as an inventor at Crititech. The first was granted in 2006 and the most recent in September 2021. Samuel Campbell ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Samuel Campbell in Lawrence, KS, US.

Patents per Year

Patents granted per year, 2006 to 2021Bar chart with a peak of 2 patents in 2021.peak 22006: 1 patents20062007: 1 patents20072009: 1 patents20092011: 1 patents20112017: 1 patents20172018: 1 patents20182019: 1 patents20192020: 1 patents20202021: 2 patents2021

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11123322 Taxane particles and their use Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +3 more 2021-09-21
10993927 Taxane particles and their use Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +3 more 2021-05-04
10729673 Taxane particles and their use Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +3 more 2020-08-04
10507195 Taxane particles and their use Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +3 more 2019-12-17
9918957 Methods for making compound particles Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +2 more 2018-03-20
9814685 Taxane particles and their use Michael Baltezor, Joseph FARTHING, Jake SITTENAUER, Jahna ESPINOSA, Matthew McClorey +3 more 2017-11-14
7994103 Method for controlled placement of chemicals and composition useful for practicing same Kenneth J. Tacchi 2011-08-09 $21,016,000
7483152 High resolution statistical analysis of localized corrosion by direct measurement Vladimir Jovancicevic 2009-01-27 $25,798,000
7288506 Aluminum carboxylate drag reducers for hydrocarbon emulsions Vladimir Jovancicevic, Sunder Ramachandran, Paul Hammonds, Steven Weghorn 2007-10-30 $53,347,000
7135440 Method for controlled placement of oilfield chemicals and composition useful for practicing same 2006-11-14 $33,209,000