Willem Broekhuizen

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Arlington, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Prop rotor hub
- Patent number 6,296,444
- Issue date Oct 2, 2001
- Bell Helicopter Textron Inc.
- Ernst C. Schellhase
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Constant velocity elastomeric joint
- Patent number 5,215,502
- Issue date Jun 1, 1993
- Bell Helicopter Textron Inc.
- William D. Neathery
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Constant velocity elastomeric bearing joint
- Patent number 4,734,081
- Issue date Mar 29, 1988
- Bell Helicopter Textron Inc.
- William D. Neathery
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Constant velocity elastomeric bearing joint
- Patent number 4,729,753
- Issue date Mar 8, 1988
- Bell Helicopter Textron Inc.
- William D. Neathery
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Soft inplane bearingless helicopter rotor
- Patent number 4,427,340
- Issue date Jan 24, 1984
- Bell Helicopter Textron Inc.
- Robert W. Metzger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Rotor blade out-of-plane centrifugal pendulums
- Patent number 4,239,456
- Issue date Dec 16, 1980
- Textron, Inc.
- Mukund M. Joglekar
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Blade-mounted centrifugal pendulum
- Patent number 4,239,455
- Issue date Dec 16, 1980
- Textron, Inc.
- Willem Broekhuizen
- B64 - AIRCRAFT AVIATION COSMONAUTICS