Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

John Michael Karanikas — 96 Patents

Shell Oil Compny: 93 patents #9 of 4,423Top 1%
Houston, TX: #66 of 21,073 inventorsTop 1%
Texas: #491 of 125,132 inventorsTop 1%
Overall (All Time): #15,731 of 4,157,543Top 1%
96 Patents All Time
John Michael Karanikas has been granted 96 US patents while listed as an inventor at Shell Oil Compny. The first was granted in 1993 and the most recent in March 2024. John Michael Karanikas ranks #15,731 of 4,157,543 US inventors in our database (top 0.38%). Patent records list John Michael Karanikas in Houston, TX, US.

Patents per Year

Patents granted per year, 1993 to 2024Bar chart with a peak of 21 patents in 2004.peak 211993: 1 patents19931995: 1 patents1999: 2 patents19992000: 3 patents2001: 1 patents20012003: 4 patents2004: 21 patents20042005: 13 patents2006: 21 patents20062007: 1 patents2009: 3 patents20092010: 7 patents2011: 1 patents20112012: 1 patents2013: 4 patents20132014: 5 patents2015: 4 patents20152016: 1 patents2019: 1 patents20192024: 1 patents2024

Issued Patents All Time

Showing 1–25 of 96 patents

Patent #TitleCo-InventorsDate
11927076 Gas condensate removal heating system Robert Guy Harley, Guillermo Pastor 2024-03-12
10400563 Pyrolysis to pressurise oil formations Weijian Mo, Bernardus van den Brule 2019-09-03
9243487 Electrofracturing formations Mikhail Boris Geilikman, Mohamad Fereydoon Khodaverdian, Ernesto Rafael Fonseca Ocampos, Sau-Wai Wong 2016-01-26
9127544 Fluid injection in light tight oil reservoirs Robert James Dombrowski, Ernesto Rafael Fonseca, Mauricio Jose Farinas Moya, Barbara Caterina Lamantia 2015-09-08
9127538 Methodologies for treatment of hydrocarbon formations using staged pyrolyzation Ming Lin 2015-09-08
9051829 Perforated electrical conductors for treating subsurface formations Xueying Xie, Oluropo Rufus Ayodele, Harold J. Vinegar, Christopher Harris, Chester Ledlie Sandberg +1 more 2015-06-09
9033042 Forming bitumen barriers in subsurface hydrocarbon formations Gary L. Beer, Marian Marino, Robert Irving McNeil, III, Augustinus Wilhelmus Maria Roes, Robert Charles Ryan +1 more 2015-05-19
8881806 Systems and methods for treating a subsurface formation with electrical conductors Xueying Xie, Oluropo Rufus Ayodele, Harold J. Vinegar, Christopher Harris, Chester Ledlie Sandberg +1 more 2014-11-11
8851170 Heater assisted fluid treatment of a subsurface formation Oluropo Rufus Ayodele, Tulio Rafael Colmenares, Deniz Sumnu Dindoruk, Henry Pino 2014-10-07
8739874 Methods for heating with slots in hydrocarbon formations Ernesto Rafael Fonseca Ocampos, Duncan Charles MacDonald, Ernest E. Carter, Jr. 2014-06-03
8662175 Varying properties of in situ heat treatment of a tar sands formation based on assessed viscosities Harold J. Vinegar 2014-03-04
8627887 In situ recovery from a hydrocarbon containing formation Harold J. Vinegar, Meliha Deniz Sumnu-Dindoruk, Scott Lee Wellington, Kevin Albert Maher, Eric Pierre de Rouffignac +3 more 2014-01-14
8555971 Treating tar sands formations with dolomite Harold J. Vinegar 2013-10-15
8485256 Variable thickness insulated conductors Ronald Marshall Bass, Robert Guy Harley 2013-07-16
8434555 Irregular pattern treatment of a subsurface formation Robert Bos, Dirk Roelof Brouwer, Tulio Rafael Colmenares, Eric Pierre de Rouffignac, Jean-Charles Ginestra +6 more 2013-05-07
8381815 Production from multiple zones of a tar sands formation Harold J. Vinegar 2013-02-26
8327932 Recovering energy from a subsurface formation Robert Irving McNeil, III, Richard Pollard 2012-12-11
8042610 Parallel heater system for subsurface formations Christopher Harris, Scott Vinh Nguyen 2011-10-25
7849922 In situ recovery from residually heated sections in a hydrocarbon containing formation Harold J. Vinegar, Robert Charles Ryan 2010-12-14
7798221 In situ recovery from a hydrocarbon containing formation Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, Ilya Emil Berchenko, George Leo Stegemeier +12 more 2010-09-21
7730946 Treating tar sands formations with dolomite Harold J. Vinegar 2010-06-08
7717171 Moving hydrocarbons through portions of tar sands formations with a fluid George Leo Stegemeier, Ramesh Raju Mudunuri, Harold J. Vinegar, Namit Jaiswal, Weijian Mo 2010-05-18
7681647 Method of producing drive fluid in situ in tar sands formations Ramesh Raju Mudunuri, Namit Jaiswal, Harold J. Vinegar 2010-03-23
7677310 Creating and maintaining a gas cap in tar sands formations Harold J. Vinegar, Deniz Sumnu Dinkoruk, Scott Lee Wellington 2010-03-16
7673681 Treating tar sands formations with karsted zones Harold J. Vinegar 2010-03-09