P

Inventor

EIFERT ANDREW J

US20 patents
⚠️ This page may combine multiple inventors who share the name “EIFERT ANDREW J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROLLS ROYCE NAM TECH INC

17 patents
US11274567B2Mar 15, 2022

Keystoned blade track

ROLLS ROYCE NAM TECH INC1 citations72
US10801409B2Oct 13, 2020

Systems and methods for selectively augmenting power output of a gas turbine engine

ROLLS ROYCE NAM TECH INC2 citations72
US10641121B2May 5, 2020

Gas turbine engine with rotor tip clearance control system

ROLLS ROYCE NAM TECH INC2 citations72
US10563535B2Feb 18, 2020

Keystoned blade track

ROLLS ROYCE NAM TECH INC4 citations72
US11808216B1Nov 7, 2023

Air-provisioning system with ejectors

ROLLS ROYCE NAM TECH INC3 citations71
US9982676B2May 29, 2018

Split axial-centrifugal compressor

ROLLS ROYCE NAM TECH INC5 citations70
US11499474B2Nov 15, 2022

System for startup support of externally heated turbine engine

ROLLS ROYCE NAM TECH INC6 citations69
US10087852B2Oct 2, 2018

Fuel flow splitter and gas turbine fuel system health monitoring

ROLLS ROYCE NAM TECH INC4 citations66
US10550709B2Feb 4, 2020

Full hoop blade track with flanged segments

ROLLS ROYCE NAM TECH INC1 citations59
US11879385B2Jan 23, 2024

Engine system with fuel-drive thermal support

ROLLS ROYCE NAM TECH INC0 citations51
US10323577B2Jun 18, 2019

Self-cooled gas bottle

ROLLS ROYCE NAM TECH INC0 citations51
US10247104B2Apr 2, 2019

Oxygen enhanced pneumatic starting

ROLLS ROYCE NAM TECH INC0 citations51
US11578654B2Feb 14, 2023

Centrifical compressor assembly for a gas turbine engine

ROLLS ROYCE NAM TECH INC0 citations50
US11776702B2Oct 3, 2023

System for control of externally heated turbine engine

ROLLS ROYCE NAM TECH INC0 citations46
US11982239B2May 14, 2024

Gas turbine engine system with mixed flow auxiliary power unit

ROLLS ROYCE NAM TECH INC0 citations44
US10619518B2Apr 14, 2020

Exhaust system with directed energy beam interference avoidance system

ROLLS ROYCE NAM TECH INC0 citations40
US10329943B2Jun 25, 2019

Split axial-centrifugal compressor

ROLLS ROYCE NAM TECH INC0 citations39

ROLLS ROYCE CORP

2 patents

ROLLS ROYCE PLC

1 patent