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Patent applications and USPTO patent grants for PFANNKUCH; Steffen.The latest application filed is for "air filter comprising a primary air outlet and a secondary air outlet and filter element for same".
Patent | Date |
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Air Filter Comprising a Primary Air Outlet and a Secondary Air Outlet and Filter Element for Same App 20220274039 - KROHLOW; Matthias ;   et al. | 2022-09-01 |
Air filter with a primary air outlet and a secondary air outlet as well as filter element therefor Grant 11,415,089 - Schmid , et al. August 16, 2 | 2022-08-16 |
Air Filter with a Primary Air Outlet and a Secondary Air Outlet as well as Filter Element Therefor App 20210246852 - Schmid; Daniel ;   et al. | 2021-08-12 |
Filter Medium, Method for Producing Same, and Use of the Filter Medium in a Filter Element App 20200155985 - Poljak; Ivanka ;   et al. | 2020-05-21 |
Filter Medium, Particularly an Air Filter Medium and Filter Element, Particularly an Air Filter Element, Having a Filter Medium App 20160051918 - Walz; Stefan ;   et al. | 2016-02-25 |
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