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Patent applications and USPTO patent grants for Coffy; Rene L..The latest application filed is for "blade made of thermoplastic composite, in particular for ducted tail rotor of a helicopter, and its method of manufacture".
Patent | Date |
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Blade made of thermoplastic composite, in particular for ducted tail rotor of a helicopter, and its method of manufacture Grant 5,462,408 - Coffy October 31, 1 | 1995-10-31 |
Blade made of thermoplastic composite, in particular for ducted tail rotor of a helicopter, and its method of manufacture with injection step Grant 5,454,693 - Aubry , et al. October 3, 1 | 1995-10-03 |
Semi-finished product and thermoplastic composite material having liquid crystal polymers and process for the production of the material Grant 5,360,503 - Coffy November 1, 1 | 1994-11-01 |
Flexible girder with high energy absorption, and landing gear and tail skid for an aircraft equipped with such a girder Grant 4,645,143 - Coffy February 24, 1 | 1987-02-24 |
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