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Ralf Grassmel
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Hamburg, DE
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Patents Grants
last 30 patents
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Patent Grant
Machine for the tobacco processing industry, in particular, a filte...
Patent number
12,089,627
Issue date
Sep 17, 2024
KÖRBER TECHNOLOGIES GMBH
Ralf Grassmel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of and apparatus for changing the permeability of tubular en...
Patent number
7,279,656
Issue date
Oct 9, 2007
Hauni Maschinenbau AG
Ralf Grassmel
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method of and apparatus for making composite containers with identi...
Patent number
6,766,951
Issue date
Jul 27, 2004
Hauni Maschinenbau AG
Gottfried von Bismarck
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
MACHINE FOR THE TOBACCO PROCESSING INDUSTRY, IN PARTICULAR, A FILTE...
Publication number
20190133179
Publication date
May 9, 2019
HAUNI MASCHINENBAU GMBH
Ralf GRASSMEL
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MACHINE FOR THE TOBACCO PROCESSING INDUSTRY, IN PARTICULAR, A FILTE...
Publication number
20140371044
Publication date
Dec 18, 2014
Ralf GRASSMEL
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Perforation apparatus of the tobacco processing industry for perfor...
Publication number
20070246053
Publication date
Oct 25, 2007
Hauni Maschinenbau AG
Ralf Grassmel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of and apparatus for changing the permeability of tubular en...
Publication number
20050127046
Publication date
Jun 16, 2005
Hauni Maschinenbau AG
Ralf Grassmel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of and apparatus for making composite containers with identi...
Publication number
20010010332
Publication date
Aug 2, 2001
Gottfried von Bismarck
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL