Inventor
BEALL GRANT MICHAEL
US10 patents
⚠️ This page may combine multiple inventors who share the name “BEALL GRANT MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXTRON INNOVATIONS INC
5 patentsUS11964757B2Apr 23, 2024
Proprotor lockout systems for tiltrotor aircraft
TEXTRON INNOVATIONS INC3 citations73
US12552528B2Feb 17, 2026
Proprotor lockout systems for tiltrotor aircraft
TEXTRON INNOVATIONS INC0 citations61
US12473083B2Nov 18, 2025
Electric tiltrotor aircraft with tilting coaxial motors and gearbox
TEXTRON INNOVATIONS INC0 citations61
US12434823B2Oct 7, 2025
Electric tiltrotor aircraft with fixed motors
TEXTRON INNOVATIONS INC0 citations61
US11994200B1May 28, 2024
Concentric electric-motor driveshaft system and method
TEXTRON INNOVATIONS INC1 citations59
BELL TEXTRON INC
5 patentsUS11975826B2May 7, 2024
Electric tiltrotor aircraft with fixed motors
BELL TEXTRON INC1 citations61
US11814163B2Nov 14, 2023
Electric tiltrotor aircraft with tilting coaxial motors and gearbox
BELL TEXTRON INC0 citations61
US11772804B2Oct 3, 2023
Electric tiltrotor aircraft with offset tilting motors
BELL TEXTRON INC0 citations61
US11722033B2Aug 8, 2023
Electric motor with backup bearing assembly
BELL TEXTRON INC0 citations59
US11815368B2Nov 14, 2023
Dual-mount for spring-loaded gear-driven resolvers
BELL TEXTRON INC0 citations54