Barkmann; Ralf

Patent Applications and Registrations

Patent applications and USPTO patent grants for Barkmann; Ralf.The latest application filed is for "method for operating a gluing system".

Company Profile

0.8.6

Barkmann; Ralf - Hamburg N/A 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
Valve, particularly glue valve Grant 9,080,686 - Hoppe , et al. July 14, 2	2015-07-14
Method for operating a gluing system Grant 8,948,898 - Barkmann , et al. February 3, 2	2015-02-03
Method For Operating A Gluing System App 20120095588 - Barkmann; Ralf ; et al.	2012-04-19
Device for the creating of a homogeneous cut tobacco flow Grant 7,954,498 - Ott , et al. June 7, 2	2011-06-07
Valve, Particularly Glue Valve App 20100133453 - Hoppe; Reinhard ; et al.	2010-06-03
Device for processing tobacco during the production of cigarettes Grant 7,584,758 - Focke , et al. September 8, 2	2009-09-08
Device For The Creating Of A Homogeneous Cut Tobacco Flow App 20080142029 - Ott; Christina ; et al.	2008-06-19
Device for processing tobacco during the production of cigarettes App 20060096606 - Focke; Heinz ; et al.	2006-05-11
Apparatus for building tobacco rods in cigarette making machines Grant 6,782,890 - Barkmann , et al. August 31, 2	2004-08-31
Method of and apparatus for homogenizing streams of particulate fibrous material Grant 6,634,365 - Barkmann , et al. October 21, 2	2003-10-21
Apparatus for building tobacco rods in cigarette making machines App 20030034040 - Barkmann, Ralf ; et al.	2003-02-20
Method of and apparatus for homogenizing streams of particulate fibrous material App 20020017307 - Barkmann, Ralf ; et al.	2002-02-14

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