Inventor

FEDERICI FRANCIS D

US3 patents

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

SIKORSKY AIRCRAFT CORP

2 patents

US5690474ANov 25, 1997

Optimized composite flexbeam for helicopter tail rotors

SIKORSKY AIRCRAFT CORP64 citations94

US6398497B1Jun 4, 2002

Blade lock system for variable diameter rotor systems

SIKORSKY AIRCRAFT CORP9 citations71

CABRERA PEDRO L

1 patent

US8303248B2Nov 6, 2012

Swash plate anti-torque mechanism

CABRERA PEDRO L24 citations89