Daniel R. Mitchell

Sensor and methods for detecting and quantifying ions and molecules

Catalyst particles and methods for making same

Sensor and methods for detecting and quantifying ions and molecules

ELECTRICALLY-CONDUCTIVE PROPPANT AND METHODS FOR MAKING AND USING SAME

Methods and Systems for Determining Subterranean Fracture Closure

PROPPANT CONTAINING ELECTRICALLY CONDUCTIVE MATERIAL AND METHODS FOR MAKING AND USING SAME

ELECTRICALLY-CONDUCTIVE PROPPANT AND METHODS FOR DETECTING, LOCATING AND CHARACTERIZING THE ELECTRICALLY-CONDUCTIVE PROPPANT

Catalytic proppant and methods for making and using same

Method for assembly of analyte filter arrays using biomolecules

Methods for detecting and quantifying analytes using gas species diffusion

Methods for detecting and quantifying gas species analytes using differential gas species diffusion

Methods for detecting and quantifying analytes using gas species diffusion

Methods for detecting and quantifying analytes using ionic species diffusion

METHODS FOR DETECTING AND QUANTIFYING GAS SPECIES ANALYTES USING DIFFERENTIAL GAS SPECIES DIFFUSION

Electrically-conductive proppant and methods for detecting, locating and characterizing the electrically-conductive proppant

Electrically-conductive proppant and methods for making and using same

Electrically-conductive proppant and methods for making and using same

Methods and systems for determining subterranean fracture closure

Apparatus and methods for locating source of and analyzing electromagnetic radiation

Apparatus and methods for locating source of and analyzing electromagnetic radiation

Imprinted semiconductor multiplex detection array

Method for assembly of analyte filter arrays using biomolecules

Method for assembly of spectroscopic filter arrays using biomolecules

Imprinted semiconductor multiplex detection array

Non-lethal projectile for disorienting adversaries