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Patent applications and USPTO patent grants for Fleischhauer; Mario.The latest application filed is for "spark plug having long service life".
Patent | Date |
---|---|
Spark plug having long service life Grant 9,608,412 - Hartmann , et al. March 28, 2 | 2017-03-28 |
Spark Plug Having Long Service Life App 20140285083 - HARTMANN; Detlef ;   et al. | 2014-09-25 |
Spark Plug, Particularly For A Stationary Internal Combustion Engine App 20120104926 - Hartmann; Detlef ;   et al. | 2012-05-03 |
Spark plug incorporating a folded packing situated on an outer circumference of a housing for position-oriented installation Grant 7,977,856 - Hartmann , et al. July 12, 2 | 2011-07-12 |
Spark Plug Having Long Service Life App 20100320894 - Hartmann; Detlef ;   et al. | 2010-12-23 |
Spark plug for position-oriented installation App 20100007261 - Hartmann; Detlef ;   et al. | 2010-01-14 |
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