Stefan Diersch

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Trebgast, DE

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Patents Grantslast 30 patents

Information Patent Grant
Filter body, filter element, and filter assembly
- Patent number 12,263,439
- Issue date Apr 1, 2025
- MANN+HUMMEL GMBH
- Stefan Diersch
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter element, in particular for gas filtration
- Patent number 10,596,510
- Issue date Mar 24, 2020
- MANN+HUMMEL GMBH
- Andreas Kloss
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter element having a flap and a filter system
- Patent number 10,155,431
- Issue date Dec 18, 2018
- MANN+HUMMEL GMBH
- Oliver Luley
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FILTER BODY, FILTER ELEMENT, AND FILTER ASSEMBLY
- Publication number 20250196052
- Publication date Jun 19, 2025
- Mann + Hummel GmbH
- Stefan Diersch
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Filter Body, Filter Element, and Filter Assembly
- Publication number 20210268427
- Publication date Sep 2, 2021
- Mann + Hummel GmbH
- Stefan Diersch
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Filter Element, in Particular for Gas Filtration
- Publication number 20180169559
- Publication date Jun 21, 2018
- Mann + Hummel GmbH
- Andreas Kloss
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER ELEMENT HAVING A FLAP AND A FILTER SYSTEM
- Publication number 20160297285
- Publication date Oct 13, 2016
- Mann + Hummel GmbH
- Oliver Luley
- B60 - VEHICLES IN GENERAL