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 patentsUS11274567B2Mar 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