Michael D. GRISSOM

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State College, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Propeller sound field modification systems and methods
- Patent number 9,394,045
- Issue date Jul 19, 2016
- KCF Technologies, Inc.
- Gary H. Koopmann
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
PROPELLER SOUND FIELD MODIFICATION SYSTEMS AND METHODS
- Publication number 20150125268
- Publication date May 7, 2015
- KCF TECHNOLOGIES, INC.
- Gary H. KOOPMANN
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
PROPELLER SOUND FIELD MODIFICATION SYSTEMS AND METHODS
- Publication number 20150056058
- Publication date Feb 26, 2015
- KCF TECHNOLOGIES, INC.
- Michael D. GRISSOM
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...