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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John K. Pierce — 5 Patents

ExxonMobil: 5 patents #2,147 of 10,161Top 25%
Houston, TX: #4,540 of 21,073 inventorsTop 25%
Texas: #28,633 of 125,132 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John K. Pierce has been granted 5 US patents while listed as an inventor at ExxonMobil. The first was granted in 2002 and the most recent in January 2009. John K. Pierce ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John K. Pierce in Houston, TX, US.

Patents per Year

Patents granted per year, 2002 to 2009Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022006: 1 patents20062007: 1 patents20072008: 1 patents20082009: 1 patents2009

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7482164 Rapid serial experimentation of catalysts and catalyst systems Matthew J. Vincent, Larry L. Iaccino, Douglas B. King, Toby W. Cox 2009-01-27 $338,403,000
7435598 Catalyst testing apparatus and process Stephen Vaughn, Douglas B. King, Christopher G. Lington 2008-10-14 $316,048,000
7256052 Chemical reaction and analysis system Nicolas Coute 2007-08-14 $365,804,000
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Luc R. M. Martens, Stephen N. Vaughn, Albert E. Schweizer, Shun C. Fung 2006-12-19 $437,170,000
6440894 Methods of removing halogen from non-zeolitic molecular sieve catalysts Luc Martens, Stephen N. Vaughn, Albert E. Schweizer 2002-08-27 $193,447,000