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Patent applications and USPTO patent grants for Dierken; Hans.The latest application filed is for "method and device for removing foreign particles from a tobacco stream".
Patent | Date |
---|---|
Method and device for removing foreign particles from a tobacco stream Grant 8,893,723 - Jahnke , et al. November 25, 2 | 2014-11-25 |
Apparatus and method for post-threshing inspection and sorting of tobacco lamina Grant 8,281,931 - Drewes , et al. October 9, 2 | 2012-10-09 |
Method And Device For Removing Foreign Particles From A Tobacco Stream App 20110162666 - JAHNKE; Matthias ;   et al. | 2011-07-07 |
Apparatus and method for post-threshing inspection and sorting of tobacco lamina App 20110067714 - Drewes; Harry ;   et al. | 2011-03-24 |
Container for tobacco material App 20060191807 - Dierken; Hans ;   et al. | 2006-08-31 |
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