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Christoph Wittmers
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Bietigheim-Bissingen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Air filter comprising a primary air outlet and a secondary air outl...
Patent number
12,172,114
Issue date
Dec 24, 2024
MANN+HUMMEL GMBH
Matthias Krohlow
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air filter with a primary air outlet and a secondary air outlet as...
Patent number
11,415,089
Issue date
Aug 16, 2022
MANN+HUMMEL GMBH
Daniel Schmid
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hollow filter element, in particular for gas filtration
Patent number
11,338,237
Issue date
May 24, 2022
MANN+HUMMEL GMBH
Christoph Wittmers
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Round filter element, in particular for gas filtration
Patent number
10,946,324
Issue date
Mar 16, 2021
MANN+HUMMEL GMBH
Torsten Fritzsching
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Annular filter element, in particular for gas filtration
Patent number
10,773,201
Issue date
Sep 15, 2020
MANN+HUMMEL GMBH
Andreas Franz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter element, in particular for gas filtration
Patent number
10,071,330
Issue date
Sep 11, 2018
MANN+HUMMEL GMBH
Robert Hasenfratz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
GAS FILTER SYSTEM
Publication number
20250214018
Publication date
Jul 3, 2025
Mann + Hummel GmbH
Pascal NEEF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GAS FILTER SYSTEM
Publication number
20250214021
Publication date
Jul 3, 2025
Mann + Hummel GmbH
Pascal NEEF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GAS FILTER SYSTEM
Publication number
20250214022
Publication date
Jul 3, 2025
Mann + Hummel GmbH
Pascal NEEF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GAS FILTER SYSTEM
Publication number
20250214016
Publication date
Jul 3, 2025
Mann + Hummel GmbH
Pascal NEEF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GAS FILTER SYSTEM
Publication number
20250214019
Publication date
Jul 3, 2025
Mann + Hummel GmbH
Pascal NEEF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER ELEMENT FOR AN AIR FILTER HAVING A PRIMARY AIR OUTLET AND A...
Publication number
20220379255
Publication date
Dec 1, 2022
Mann + Hummel GmbH
Daniel SCHMID
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air Filter Comprising a Primary Air Outlet and a Secondary Air Outl...
Publication number
20220274039
Publication date
Sep 1, 2022
Mann + Hummel GmbH
Matthias KROHLOW
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Air Filter with a Primary Air Outlet and a Secondary Air Outlet as...
Publication number
20210246852
Publication date
Aug 12, 2021
Mann + Hummel GmbH
Daniel Schmid
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Round Filter Element, in Particular for Gas Filtration
Publication number
20190308126
Publication date
Oct 10, 2019
Mann + Hummel GmbH
Torsten Fritzsching
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Annular Filter Element, in Particular for Gas Filtration
Publication number
20190070548
Publication date
Mar 7, 2019
Mann + Hummel GmbH
Andreas Franz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hollow Filter Element, in Particular for Gas Filtration
Publication number
20190060816
Publication date
Feb 28, 2019
Mann + Hummel GmbH
Christoph Wittmers
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Filter Element, In Particular for Gas Filtration
Publication number
20160158682
Publication date
Jun 9, 2016
Mann + Hummel GmbH
Robert Hasenfratz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL