Inventor

KUPRATIS DANIEL BERNARD

US135 patents

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

KUPRATIS DANIEL BERNARD

UNITED TECHNOLOGIES CORP

Geared turbofan gas turbine engine architecture

Geared architecture for high speed and small volume fan drive turbine

Geared architecture for high speed and small volume fan drive turbine

Fundamental gear system architecture

Geared architecture for high speed and small volume fan drive turbine

Gas turbine engine with stream diverter

Geared turbofan gas turbine engine architecture

Gas turbine engine with high speed low pressure turbine section

Geared turbofan gas turbine engine architecture

Geared architecture for high speed and small volume fan drive turbine

Geared turbofan gas turbine engine architecture

Adaptive engine with boost spool

Fan drive gear system DC motor and generator

Reverse flow gas turbine engine core

Turbofan with bleed supercharged auxiliary engine

Hybrid electric fan with improved low pressure compressor

Turbofan with motorized rotating inlet guide vane

Geared turbofan arrangement with core split power ratio

Gas turbine engine with high speed low pressure turbine section and bearing support features

Geared turbofan gas turbine engine architecture

Gas turbine engine airfoil with auxiliary flow channel

Geared turbofan engine with a high ratio of thrust to turbine volume

Geared turbofan engine with power density range

Cooled cooling air system for a gas turbine engine

Gas turbine engine with high speed low pressure turbine section

Geared turbofan gas turbine engine architecture

Gas turbine engine with stream diverter

Geared turbofan gas turbine engine architecture

Split compressor turbine engine

Turbofan with motorized rotating inlet guide vane

Low pressure compressor control for a gas turbine engine

Multi-engine architecture with linkages to multiple spools

RAYTHEON TECH CORP

Splitter and guide vane arrangement for gas turbine engines

Gas turbine engine with power density range

Aircraft hybrid propulsion fan drive gear system DC motors and generators

Geared turbofan engine with power density range

Gearbox for boost spool turbine engine

Electric enhanced transmission for multi-spool load-sharing turbofan engine

Aircraft hybrid propulsion fan drive gear system DC motors and generators

Geared turbofan engine with power density range

Gear and electric amplification of generator motor compressor and turbine drives

KUPRATIS DANIEL BERNARD

Adaptive fan with cold turbine

Reverse core gear turbofan

Gas turbine engine with fan-tied inducer section

Gas turbine engine with fan-tied inducer section and multiple low pressure turbine sections

Aerospace engine with augmenting turbojet

SCHWARZ FREDERICK M

Gas turbine engine with stage dependent material selection for blades and disk

Gas turbine engine with high speed low pressure turbine section and bearing support features

MOON FRANCIS R

Gas turbine engine with reverse-flow core having a bypass flow splitter

RTX CORP

Electric enhanced transmission for multi-spool load-sharing turbofan engine