Inventor · Katy, TX, US

John Lassek

14Patents
10h-index
41Co-inventors
68Inventor score

Filing activity: Dec 5, 2005 → Feb 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7380600B2 Degradable material assisted diversion or isolation Fixed Constructions 99 Active
US7775278B2 Degradable material assisted diversion or isolation Fixed Constructions 61 Active
US8167043B2 Degradable material assisted diversion or isolation Fixed Constructions 49 Active
US7934556B2 Method and system for treating a subterranean formation using diversion Fixed Constructions 46 Active
US8646529B2 Method and system for treating a subterranean formation using diversion Fixed Constructions 41 Active
US8936085B2 Sealing by ball sealers Fixed Constructions 23 Active
US8127844B2 Method for oilfield material delivery Emerging Cross-Sectional Technologies 20 Active
US9034802B2 Friction reduction fluids Chemistry; Metallurgy 16 Active
US9447673B2 Methods for providing proppant slugs in fracturing treatments Fixed Constructions 16 Active
US8220543B2 Method and system for treating a subterranean formation using diversion Fixed Constructions 12 Active
US8960293B2 Method of propping agent delivery to the well Physics 5 Active
US9212535B2 Diversion by combining dissolvable and degradable particles and fibers Chemistry; Metallurgy 3 Active
US9797232B2 Method of propping agent delivery to the well Physics 0 Active
US9316087B2 Sealing by ball sealers Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.