Douglas M. Nark

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Norfolk, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
External acoustic liners for multi-functional aircraft noise reduction
- Patent number 9,623,952
- Issue date Apr 18, 2017
- The United States of America as represented by the administrator of the Natio...
- Michael G. Jones
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Acoustic panel liner for an engine nacelle
- Patent number 9,334,059
- Issue date May 10, 2016
- The United States of America as represented by the administrator of the Natio...
- Michael G. Jones
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Statistically based approach to broadband liner design and assessment
- Patent number 9,245,089
- Issue date Jan 26, 2016
- The United States of America as represented by the administrator of the Natio...
- Douglas M. Nark
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Method of adjusting acoustic impedances for impedance-tunable acous...
- Patent number 8,111,832
- Issue date Feb 7, 2012
- The United States of America as represented by the administrator of the Natio...
- Kennie H Jones
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
Localized Decisions and Actions Determined from Communal Network of...
- Publication number 20100006368
- Publication date Jan 14, 2010
- United States of America as represented by the Administrator of the National...
- Kennie H. Jones
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES