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London, GB
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Patents Grants
last 30 patents
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Patent Grant
Multi-cylinder opposed stepped piston engine
Patent number
9,790,846
Issue date
Oct 17, 2017
OSP Engines Limited
Jean-Pierre Pirault
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
Multi-Cylinder Opposed Stepped Piston Engine
Publication number
20160090900
Publication date
Mar 31, 2016
OSP ENGINES LIMITED
Jean-Pierre Pirault
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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last 30 trademarks