Stephan Roman

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Downingtown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotor blade support setup for rotary wing aircraft
- Patent number 4,266,912
- Issue date May 12, 1981
- Stephan Roman
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Composite hingeless rotor hub for rotary wing aircraft
- Patent number 4,111,605
- Issue date Sep 5, 1978
- The Boeing Company
- Stephan Roman
- B64 - AIRCRAFT AVIATION COSMONAUTICS