Inventor
VIRTUE JR JOHN P
US12 patents
⚠️ This page may combine multiple inventors who share the name “VIRTUE JR JOHN P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNITED TECHNOLOGIES CORP
6 patentsUS10040577B2Aug 7, 2018
Modified start sequence of a gas turbine engine
UNITED TECHNOLOGIES CORP17 citations90
US10443505B2Oct 15, 2019
Bowed rotor start mitigation in a gas turbine engine
UNITED TECHNOLOGIES CORP7 citations79
US10443543B2Oct 15, 2019
High compressor build clearance reduction
UNITED TECHNOLOGIES CORP5 citations70
US10625881B2Apr 21, 2020
Modified start sequence of a gas turbine engine
UNITED TECHNOLOGIES CORP3 citations69
US9677472B2Jun 13, 2017
Bleed air slot
UNITED TECHNOLOGIES CORP2 citations66
US10787277B2Sep 29, 2020
Modified start sequence of a gas turbine engine
UNITED TECHNOLOGIES CORP0 citations48
RTX CORP
5 patentsUS12326096B2Jun 10, 2025
Core turning system
RTX CORP0 citations60
US12209501B1Jan 28, 2025
Turbine engine tip clearance control utilizing electric machine
RTX CORP1 citations60
US12018578B1Jun 25, 2024
Core turning system
RTX CORP0 citations60
US12590634B2Mar 31, 2026
Piston seal ring bypass
RTX CORP0 citations55
US12060839B1Aug 13, 2024
Optimized bowed rotor control method
RTX CORP0 citations49