Inventor · Calgary, AB, CA

John L. Stalder

20Patents
6h-index
14Co-inventors
66Inventor score

Filing activity: Mar 21, 1978 → Mar 6, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4340245A Insulated prestressed conduit string for heated fluids Emerging Cross-Sectional Technologies 69 Expired
US7975763B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 25 Active
US4296814A Method for thermally insulating wellbores Fixed Constructions 20 Expired
US4204574A Low shear polymer injection method with ratio control between wells Chemistry; Metallurgy 13 Expired
US8464789B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 6 Active
US8720549B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 6 Active
US8720547B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 4 Active
US9033039B2 Producer snorkel or injector toe-dip to accelerate communication between SAGD producer and injector Fixed Constructions 4 Active
US8689865B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 4 Active
US8720550B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 3 Active
US8240381B2 Draining a reservoir with an interbedded layer Fixed Constructions 3 Active
US9567842B2 Radial fishbone SAGD Fixed Constructions 2 Active
US9845659B2 Fusible alloy plug in flow control device Fixed Constructions 2 Active
US10590736B2 Fusible alloy plug in flow control device Fixed Constructions 1 Active
US9845668B2 Side-well injection and gravity thermal recovery processes Fixed Constructions 1 Active
US10202831B2 SAGD steam trap control Fixed Constructions 0 Active
US8905127B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 0 Active
US10436000B2 Fishbone well configuration for SAGD Fixed Constructions 0 Active
US8720548B2 Process for enhanced production of heavy oil using microwaves Fixed Constructions 0 Active
US10731449B2 SAGD steam trap control Fixed Constructions 0 Active

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