Control flap assembly for a gas flow in a fuel cell system
US-12469863-B2 · Nov 11, 2025 · US
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Zeumer Annika patents
Zeumer Annika is listed as an inventor on 18 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zeumer Annika |
| Total patents | 18 |
| First publication | Mar 26, 2020 |
| Latest publication | Nov 11, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Control flap assembly for a gas flow in a fuel cell system
US-2024079614-A1 · Mar 7, 2024 · US
Coupling arrangement
US-11603803-B2 · Mar 14, 2023 · US
Exhaust-gas flap device
US-11578671-B2 · Feb 14, 2023 · US
Coupling arrangement
US-11572842-B2 · Feb 7, 2023 · US
Exhaust-gas flap device
US-11466629-B2 · Oct 11, 2022 · US
Exhaust flap
US-11408529-B2 · Aug 9, 2022 · US
Coupling arrangement
US-2022228534-A1 · Jul 21, 2022 · US
Coupling arrangement
US-2022228533-A1 · Jul 21, 2022 · US
Exhaust gas flap
US-11333084-B2 · May 17, 2022 · US
Recent patents
Latest publications not already listed above.
Exhaust-gas flap device
US-2022010739-A1 · Jan 13, 2022 · US
Exhaust-gas flap device
US-2022010738-A1 · Jan 13, 2022 · US
Regulating flap
US-11105275-B2 · Aug 31, 2021 · US
Method for manufacturing a flap carrier for an exhaust gas flap
US-10961896-B2 · Mar 30, 2021 · US
Regulating flap
US-2021079854-A1 · Mar 18, 2021 · US
Exhaust gas flap
US-10823088-B2 · Nov 3, 2020 · US
Exhaust gas flap
US-2020095946-A1 · Mar 26, 2020 · US
Exhaust gas flap
US-2020095945-A1 · Mar 26, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Purem GmbH | 12 |
| Eberspaecher Exhaust Tech Gmbh | 8 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F02D9/04 | 16 |
| F01N2240/36 | 14 |
| F02D9/1065 | 13 |
| F02D9/10 | 12 |
| F16K1/221 | 11 |