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Michael Haag
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Nurnberg, DE
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Patents Grants
last 30 patents
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Patent Grant
Device for varying the valve control times of an internal combustio...
Patent number
6,601,554
Issue date
Aug 5, 2003
Ina Walzlager Schaeffler oHG
Jens Schäfer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Device for varying valve timing of gas exchange valves of internal...
Patent number
6,453,858
Issue date
Sep 24, 2002
Ina Walzlager Schaeffler oHG
Martin Scheidt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Seal for a servo medium of a torque transmission device
Patent number
6,202,612
Issue date
Mar 20, 2001
Ina Walzlager Schaeffler oHG
Michael Haag
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Valve timing control apparatus of an internal combustion engine
Patent number
6,192,842
Issue date
Feb 27, 2001
INA Wälzlager Schaeffler OHG
Michael Haag
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Device for varying valve timing of gas exchange valves of internal...
Patent number
6,032,626
Issue date
Mar 7, 2000
Ina Walzlager Schaeffler oHG
Michael Haag
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
Device for varying valve timing of gas exchange valves of internal...
Publication number
20020011226
Publication date
Jan 31, 2002
Martin Scheidt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES