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Martin G. Yapp
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Needham, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Automotive engine-cooling fan assembly
Patent number
7,585,159
Issue date
Sep 8, 2009
Robert Bosch GmbH
Mark D. Caplan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Streamlined annular volute for centrifugal blower
Patent number
5,743,710
Issue date
Apr 28, 1998
Bosch Automotive Motor Systems Corporation
Martin G. Yapp
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Multi-part injection-molded plastic fan
Patent number
5,611,668
Issue date
Mar 18, 1997
Bosch Automotive Motor Systems, Inc.
Martin G. Yapp
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Housing with recirculation control for use with banded axial-flow fans
Patent number
5,489,186
Issue date
Feb 6, 1996
Airflow Research and Manufacturing Corp.
Martin G. Yapp
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Forward skew fan with rake and chordwise camber corrections
Patent number
5,297,931
Issue date
Mar 29, 1994
Airflow Research and Manufacturing Corporation
Martin G. Yapp
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Centrifugal fan with airfoil vanes in annular volute envelope
Patent number
4,946,348
Issue date
Aug 7, 1990
Airflow Research and Manufacturing Corporation
Martin G. Yapp
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Centrifugal fan with variably cambered blades
Patent number
4,900,228
Issue date
Feb 13, 1990
Airflow Research and Manufacturing Corporation
Martin G. Yapp
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Automotive engine-cooling fan assembly
Publication number
20040223845
Publication date
Nov 11, 2004
Robert Bosch Corporation
Mark D. Caplan
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES