Inventor

PARSCHE FRANCIS E

US38 patents

⚠️ This page may combine multiple inventors who share the name “PARSCHE FRANCIS E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PARSCHE FRANCIS E

HARRIS CORP

Slotted cylinder antenna

Electronic device including patch antenna assembly having capacitive feed points and spaced apart conductive shielding vias and related methods

Dipole antenna assembly having an electrical conductor extending through tubular segments and related methods

Antenna assembly and associated methods such as for receiving multiple signals

Communications antenna and associated methods

Hydrocarbon resource heating device including superconductive material RF antenna and related methods

Inductive device including permanent magnet and associated methods

Hydrocarbon resource recovery system including RF transmission line extending alongside a well pipe in a wellbore and related methods

Subterranean mapping system including electrically conductive element and related methods

Subterranean mapping system including spaced apart electrically conductive well pipes and related methods

Hydrocarbon resource recovery system including different hydrocarbon resource recovery capacities and related methods

Hydrocarbon processing apparatus including resonant frequency tracking and related methods

Method for hydrocarbon recovery using a water changing or driving agent with RF heating

Method of hydrocarbon resource recovery including actuator operated positioning of an RF sensor and related apparatus

Managed access system including surface wave antenna and related methods

EAGLE TECH LLC

Deployable biconical radio frequency (RF) satellite antenna and related methods

Microstrip patch antenna system having adjustable radiation pattern shapes and related method

Communications device with electrically small antenna and settable operating curve and related method

Communications device with rhombus shaped-slot radiating antenna and related antenna device and method

Communications device with helically wound conductive strip with lens and related antenna device and method

Communications device with helically wound conductive strip and related antenna devices and methods

eLORAN receiver with tuned antenna and related methods

eLORAN receiver and antenna with ferromagnetic body and windings and related methods

Loran device with electrically short antenna and crystal resonator and related methods

eLORAN receiver with ferromagnetic body and related antennas and methods

Antenna with dual-function antenna structure and associated methods

Compact receiver system with antijam and antispoof capability

Communications device with helical slot radiating antenna and related antenna device and method

RF PNT system with embedded messaging and related methods

Loran device with interference cancellation and interference canceller device with related methods

SULTENFUSS DANIEL R

Inline RF heating for SAGD operations

RF fracturing to improve SAGD performance

Gravity drainage startup using RF and solvent

PARSCHE FRANCIS E

Control system for extraction of hydrocarbons from underground deposits

System for heating a hydrocarbon resource in a subterranean formation including a transformer and related methods

CONOCOPHILLIPS CO

In situ RF heating of stacked pay zones

DREHER WAYNE REID

In situ radio frequency catalytic upgrading

BANERJEE DWIJEN K

Heavy oil recovery using SF6 and RF heating