Patent | Date |
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Gas sensor and method for production thereof Grant 7,454,949 - Geier , et al. November 25, 2 | 2008-11-25 |
Starting element having ceramic component electrostatically coated with a dry glaze Grant 7,224,110 - Geier , et al. May 29, 2 | 2007-05-29 |
Method for manufacturing a spark plug with glaze coating Grant 7,128,630 - Geier , et al. October 31, 2 | 2006-10-31 |
Gas sensor and method for production thereof App 20060162422 - Geier; Heinz ;   et al. | 2006-07-27 |
Spark plug App 20050227567 - Geier, Heinz ;   et al. | 2005-10-13 |
Spark plug with glaze coating Grant 6,922,007 - Geier , et al. July 26, 2 | 2005-07-26 |
Sealing system for a gas sensor and a method for manufacturing the sealing system Grant 6,758,082 - Geier , et al. July 6, 2 | 2004-07-06 |
Method for producing a starting element App 20040095049 - Geier, Heinz ;   et al. | 2004-05-20 |
Spark plug App 20040066126 - Geier, Heinz ;   et al. | 2004-04-08 |
Glass ceramic material, method for producing the same and spark plug containing such a glass ceramic material Grant 6,699,807 - Geier , et al. March 2, 2 | 2004-03-02 |
Glass and glass powder mixture and use thereof for the production of a glass ceramic Grant 6,693,053 - Geier , et al. February 17, 2 | 2004-02-17 |
Sensor element, in particular a temperature sensor Grant 6,636,142 - Geier , et al. October 21, 2 | 2003-10-21 |
Sealing system for a gas sensor and a method for manufacturing the sealing system App 20030015020 - Geier, Heinz ;   et al. | 2003-01-23 |
Sensor element, in particular a temperature sensor App 20030006876 - Geier, Heinz ;   et al. | 2003-01-09 |
Glass and glass powder mixture and use thereof for the production of a glass ceramic App 20020137619 - Geier, Heinz ;   et al. | 2002-09-26 |
Glass ceramic material, method for producing the same and spark plug containing such a glass ceramic material App 20020115549 - Geier, Heinz ;   et al. | 2002-08-22 |
Sensor and method for the manufacture Grant 6,408,680 - Friese , et al. June 25, 2 | 2002-06-25 |
Sensor And Method For The Manufacture App 20010045120 - FRIESE, KARL-HERMANN ;   et al. | 2001-11-29 |
Stable ceramic consisting of aluminum oxide Grant 5,030,602 - Frey , et al. July 9, 1 | 1991-07-09 |
Electrochemical sensor, particularly for oxygen determination in combustion gases Grant 4,282,080 - Muller , et al. August 4, 1 | 1981-08-04 |
Solid electrolyte oxygen sensors Grant 4,221,650 - Friese , et al. September 9, 1 | 1980-09-09 |