Leslie M. Gray III

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Belmont, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Lightweight airfoil
- Patent number 5,151,014
- Issue date Sep 29, 1992
- Airflow Research and Manufacturing Corporation
- C. Kent Greenwald
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Back-skewed fan
- Patent number 4,569,632
- Issue date Feb 11, 1986
- Airflow Research and Manufacturing Corp.
- Leslie M. Gray
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
High strength fan
- Patent number 4,569,631
- Issue date Feb 11, 1986
- Airflow Research and Manufacturing Corp.
- Leslie M. Gray
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan and housing
- Patent number 4,548,548
- Issue date Oct 22, 1985
- Airflow Research and Manufacturing Corp.
- Leslie M. Gray
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Low noise fan
- Patent number 4,358,245
- Issue date Nov 9, 1982
- Bolt Beranek and Newman Inc.
- Leslie M. Gray
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES