Friedrich; Arno

Patent Applications and Registrations

Patent applications and USPTO patent grants for Friedrich; Arno.The latest application filed is for "method for determining defective actuators in an internal combustion engine".

Company Profile

0.8.4

Friedrich; Arno - Regensburg DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for determining defective actuators in an internal combustion engine Grant 7,146,269 - Friedrich , et al. December 5, 2	2006-12-05
Method for determining defective actuators in an internal combustion engine App 20050199051 - Friedrich, Arno ; et al.	2005-09-15
Method for controlling a piezoelectric actuator which is used to displace an element Grant 6,885,131 - Hirn , et al. April 26, 2	2005-04-26
Method for defining the injection time in an injection system for an internal combustion engine Grant 6,868,833 - Friedrich , et al. March 22, 2	2005-03-22
Method for functional checking of an exhaust recycling system on an internal combustion engine Grant 6,799,454 - Birkner , et al. October 5, 2	2004-10-05
Method for controlling a piezoelectric actuator which is used to displace an element App 20040145274 - Hirn, Rainer ; et al.	2004-07-29
Method for defining the injection time in an injection system for an internal combustion engine App 20030196643 - Friedrich, Arno ; et al.	2003-10-23
Method for functional checking of an exhaust recycling system on an internal combustion engine App 20030131658 - Birkner, Christian ; et al.	2003-07-17
Method for monitoring a fuel pressure Grant 6,055,961 - Friedrich , et al. May 2, 2	2000-05-02
Method for detecting irregular combustion processes in a multicylinder diesel internal combustion engine Grant 5,934,256 - Wenzlawski , et al. August 10, 1	1999-08-10
Method for determining the compression in the cylinder of a supercharged internal combustion engine with direct injection Grant 5,900,540 - Wenzlawski , et al. May 4, 1	1999-05-04
Method for controlling an exhaust gas recirculation device in an internal combustion engine Grant 5,791,319 - Friedrich , et al. August 11, 1	1998-08-11

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