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David Groh
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Troy, MI, US
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Patents Grants
last 30 patents
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Patent Grant
Internal combustion engine with an anti-rotation guide for valve li...
Patent number
6,745,737
Issue date
Jun 8, 2004
Ina Schaeffler KG
Matthew Evans
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Switchable cam follower
Patent number
6,257,185
Issue date
Jul 10, 2001
Ina Walzlager Schaeffler oHG
David M. Groh
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Switchable cam follower
Patent number
6,196,176
Issue date
Mar 6, 2001
Ina Walzlager Schaeffler oHG
David M. Groh
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
Internal combustion engine with an anti-rotation guide for valve li...
Publication number
20030070636
Publication date
Apr 17, 2003
INA-SCHAEFFLER KG
Matthew Evans
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES