Inventor
LONG STEPHEN ANDREW
US20 patents
⚠️ This page may combine multiple inventors who share the name “LONG STEPHEN ANDREW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROLLS ROYCE NAM TECH INC
8 patentsUS10759540B2Sep 1, 2020
Hybrid propulsion systems
ROLLS ROYCE NAM TECH INC11 citations84
US11866180B2Jan 9, 2024
Hybrid propulsion systems
ROLLS ROYCE NAM TECH INC1 citations72
US11370554B2Jun 28, 2022
Hybrid propulsion systems
ROLLS ROYCE NAM TECH INC2 citations72
US11225881B2Jan 18, 2022
Hybrid propulsion systems
ROLLS ROYCE NAM TECH INC5 citations72
US11159024B2Oct 26, 2021
Electrical architecture for hybrid propulsion
ROLLS ROYCE NAM TECH INC5 citations72
US10906658B2Feb 2, 2021
Energy storage system for a hybrid power system
ROLLS ROYCE NAM TECH INC5 citations70
US10907494B2Feb 2, 2021
Parallel hybrid propulsion system
ROLLS ROYCE NAM TECH INC3 citations68
US12404031B2Sep 2, 2025
Hybrid propulsion systems
ROLLS ROYCE NAM TECH INC0 citations61
ROLLS ROYCE CORP
6 patentsUS12297771B2May 13, 2025
Energy storage system heater control architecture
ROLLS ROYCE CORP0 citations59
US12291996B2May 6, 2025
Energy storage system heater control methods
ROLLS ROYCE CORP0 citations59
US11905026B2Feb 20, 2024
Hybrid propulsion system cockpit interface
ROLLS ROYCE CORP0 citations58
US11970973B2Apr 30, 2024
Electric machine cooling of stator with tube
ROLLS ROYCE CORP1 citations57
US12567613B2Mar 3, 2026
Aircraft thermal management system for an energy storage system
ROLLS ROYCE CORP0 citations49
US12583602B2Mar 24, 2026
Aircraft override for an energy storage system
ROLLS ROYCE CORP0 citations47
ROLLS ROYCE SINGAPORE PTE LTD
3 patentsUS11518538B2Dec 6, 2022
Control for a target common bus voltage
ROLLS ROYCE SINGAPORE PTE LTD0 citations56
US11520362B2Dec 6, 2022
Control for a target common bus voltage
ROLLS ROYCE SINGAPORE PTE LTD1 citations56
US11520361B2Dec 6, 2022
Control for a target common bus voltage
ROLLS ROYCE SINGAPORE PTE LTD0 citations46