Inventor · disambiguated record
Christoph Wittmers
Also filed as: WITTMERS CHRISTOPH
6 granted patents·9 pending applications·2 citations·filing 2015–2025
66Inventor score
Files withMANN & HUMMEL GMBH15
Top patents by PatentIndex Score
15 records- 0187US11415089B2Air filter with a primary air outlet and a secondary air outlet as well as filter element thereforMANN & HUMMEL GMBH·Filed 2021·Granted Aug 16, 2022·2 cites·21 claims
- 0269US2025276265A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0369US2025367585A1Filter element and filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0467US2025345734A1Filter element comprising at least two filter medium bodiesMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0560US12172114B2Air filter comprising a primary air outlet and a secondary air outlet and filter element for sameMANN & HUMMEL GMBH·Filed 2022·Granted Dec 24, 2024·0 cites·27 claims
- 0659US2025214021A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0759US2025214022A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0859US2025242288A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 0959US2025214018A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 1059US2025214019A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 1159US2025214016A1Gas filter systemMANN & HUMMEL GMBH·Filed 2025·Application pending·0 cites
- 1255US11338237B2Hollow filter element, in particular for gas filtrationMANN & HUMMEL GMBH·Filed 2018·Granted May 24, 2022·0 cites·10 claims
- 1353US10773201B2Annular filter element, in particular for gas filtrationMANN & HUMMEL GMBH·Filed 2018·Granted Sep 15, 2020·0 cites·9 claims
- 1450US10946324B2Round filter element, in particular for gas filtrationMANN & HUMMEL GMBH·Filed 2019·Granted Mar 16, 2021·0 cites·11 claims
- 1549US10071330B2Filter element, in particular for gas filtrationMANN & HUMMEL GMBH·Filed 2015·Granted Sep 11, 2018·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →