P

Inventor

HEAD ROBERT E

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

MC DONNELL DOUGLAS HELICOPTER

4 patents
US5915649AJun 29, 1999

Roadable helicopter

MC DONNELL DOUGLAS HELICOPTER80 citations94
US5403155AApr 4, 1995

Power management for a turbine powered helicopter

MC DONNELL DOUGLAS HELICOPTER59 citations91
US5934875AAug 10, 1999

Removable helicopter mast

MC DONNELL DOUGLAS HELICOPTER16 citations72
US5897077AApr 27, 1999

Quick-change skid landing gear

MC DONNELL DOUGLAS HELICOPTER10 citations72

HUGHES HELICOPTERS INC

2 patents
US4381902AMay 3, 1983

Helicopter tail rotor of the elastomerically-mounted composite flexbeam type

HUGHES HELICOPTERS INC58 citations94
US4695227ASep 22, 1987

All composite, constant speed universal joint for use in a shaft driven tiltable main rotor for a helicopter

HUGHES HELICOPTERS INC15 citations71

MC DONNELL DOUGLAS CORP

1 patent
US5626312AMay 6, 1997

Piezoelectric actuator

MC DONNELL DOUGLAS CORP74 citations94