Inventor

DEFRANCESCO GREGORY L

US24 patents

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

DEFRANCESCO GREGORY L

HAMILTON SUNDSTRAND CORP

Turbine-assisted cabin air compressor

Advanced environmental control system in an integrated split pack arrangement with one bleed/outflow heat exchanger

Hybrid third air condition pack

Method of low pressure bleed

Hybrid power system architecture for an aircraft

Aircraft supplemental cooling system

Reverse bootstrap air cycle machine

Advanced environmental control system in an integrated split pack arrangement with two bleed/outflow heat exchangers

Engine driven-shaft driven compressor utilizing infinitely variable transmission

Three wheel and simple cycle aircraft environmental control system

Bleed valve module with position feedback and cooling shroud

Air cycle machine connected to engine gearbox

Bleed valve module with position feedback and cooling shroud

Flow sensing ozone converter with replaceable core

Flow sensing ozone converter

Catalytic fuel tank inerting apparatus for aircraft

Advanced environmental control system in an integrated pack arrangement with one bleed/outflow heat exchanger

UNITED TECHNOLOGIES CORP

Filtered environmental control system

Filtered environmental control system

DEFRANCESCO GREGORY L

Low pressure bleed architecture

Dispatch critical fuel tank inerting system for aircraft

BRUNO LOUIS J

Hybrid power system architecture for an aircraft

HAMILTON SUNDSTRAND

Engine bleed air system

ARMY DONALD E

Bleed valve module with position feedback and cooling shroud