Zell; Helmut

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zell; Helmut.The latest application filed is for "method and device for controlling an internal combustion engine".

Company Profile

0.5.4

Zell; Helmut - Bad Buchau DE
Zell; Helmut - Ulm 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 and device for controlling an internal combustion engine Grant 9,194,314 - Zell , et al. November 24, 2	2015-11-24
Method and device for operating a drive unit, a computer program product and a computer program Grant 7,873,463 - Zell , et al. January 18, 2	2011-01-18
Procedure for heating-up and keeping warm an emission control assembly of a motor vehicle Grant 7,849,673 - Kroepke , et al. December 14, 2	2010-12-14
Method And Device For Controlling An Internal Combustion Engine App 20100263730 - Zell; Helmut ; et al.	2010-10-21
Method and device for operating a drive unit Grant 7,813,868 - Zell , et al. October 12, 2	2010-10-12
Procedure for heating-up and keeping warm an emission control assembly of a motor vehicle App 20070261388 - Kroepke; Karsten ; et al.	2007-11-15
Method and device for operating a drive unit App 20070240916 - Zell; Helmut ; et al.	2007-10-18
Method and device for operating a drive unit, a computer program product and a computer program App 20070207888 - Zell; Helmut ; et al.	2007-09-06

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