Hartmann; Detlef
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hartmann; Detlef.The latest application filed is for "spark plug electrode, method for its production, and spark plug".
- Hartmann; Detlef - Bamberg DE
- Hartmann, Detlef - Berlin DE
| Patent | Date |
|---|---|
| Spark plug electrode, method for its production, and spark plug Grant 10,008,832 - Quest , et al. June 26, 2 | 2018-06-26 |
| Spark Plug Electrode, Method For Its Production, And Spark Plug App 20170331260 - Quest; Dennis ; et al. | 2017-11-16 |
| Spark plug having long service life Grant 9,608,412 - Hartmann , et al. March 28, 2 | 2017-03-28 |
| Spark plug Grant 9,391,429 - Hartmann , et al. July 12, 2 | 2016-07-12 |
| Spark plug having a side-mounted ground electrode Grant 9,059,571 - Hartmann , et al. June 16, 2 | 2015-06-16 |
| Spark Plug App 20140320010 - Hartmann; Detlef ; et al. | 2014-10-30 |
| Spark Plug Having A Side-mounted Ground Electrode App 20140292178 - Hartmann; Detlef ; et al. | 2014-10-02 |
| Spark Plug Having Long Service Life App 20140285083 - HARTMANN; Detlef ; et al. | 2014-09-25 |
| Method for applying a pin on an electrode base body Grant 8,558,440 - Hartmann , et al. October 15, 2 | 2013-10-15 |
| Method for producing a spark plug electrode Grant 8,317,560 - Hartmann , et al. November 27, 2 | 2012-11-27 |
| Spark Plug, Particularly For A Stationary Internal Combustion Engine App 20120104926 - Hartmann; Detlef ; et al. | 2012-05-03 |
| Method for manufacturing a spark plug having a laterally oriented ground electrode Grant 8,167,673 - Hartmann , et al. May 1, 2 | 2012-05-01 |
| Method for producing a spark plug electrode App 20110177744 - Hartmann; Detlef ; et al. | 2011-07-21 |
| 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 |
| Method for Applying a Pin on an Elecrode Base Body App 20090309476 - Hartmann; Detlef ; et al. | 2009-12-17 |
| Method for manufacturing a spark plug having a laterally oriented ground electrode App 20090066211 - Hartmann; Detlef ; et al. | 2009-03-12 |
| Spark plug electrode including a profiled noble-metal part Grant 6,630,771 - Ulm , et al. October 7, 2 | 2003-10-07 |
| Interference-signal-dependent adaptive echo suppression App 20020012429 - Matt, Hans Jurgen ; et al. | 2002-01-31 |
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