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Richard Jackson
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Attleborough, GB
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last 30 patents
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Patent Grant
Cylinder head having an integrally cast rocker shaft pedestal
Patent number
7,409,939
Issue date
Aug 12, 2008
Perkins Engines Company Limited
Frank G. Hughes
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Cylinder block for an internal combustion engine having a locally t...
Patent number
6,988,480
Issue date
Jan 24, 2006
Caterpillar Inc.
Frank G. Hughes
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cylinder block for an internal combustion engine having a tapered c...
Patent number
6,899,064
Issue date
May 31, 2005
Perkins Engines Company Limited
Frank G. Hughes
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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Patent Application
Cylinder block for an internal combustion engine having a locally t...
Publication number
20050028758
Publication date
Feb 10, 2005
Perkins Engines Company Limited.
Frank G. Hughes
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Cylinder head having an integrally cast rocker shaft pedestal
Publication number
20040129240
Publication date
Jul 8, 2004
Frank G. Hughes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Cylinder block for an internal combustion engine having a tapered c...
Publication number
20040118364
Publication date
Jun 24, 2004
Frank G. Hughes
B22 - CASTING POWDER METALLURGY