Inventor · disambiguated record
Frank Helmsen
Also filed as: HELMSEN FRANK
4 granted patents·3 pending applications·12 citations·filing 2010–2023
65Inventor score
Top patents by PatentIndex Score
7 records- 0176US8834153B2Flame arrester arrangementHELMSEN FRANK·Filed 2010·Granted Sep 16, 2014·8 cites·16 claims
- 0268US9360127B2Control valveHELMSEN FRANK·Filed 2011·Granted Jun 7, 2016·4 cites·14 claims
- 0368US2024001182A1Flame arresterHELMSEN FRANK·Filed 2023·Application pending·0 cites
- 0450US11112013B2Tank valve and tank with such a valveLEINEMANN GMBH & CO KG·Filed 2019·Granted Sep 7, 2021·0 cites·14 claims
- 0550US2020298037A1Flame arresterHELMSEN FRANK·Filed 2017·Application pending·0 cites
- 0649US11602653B2Method for extinguishing a flame front and extinguishing deviceLEINEMANN GMBH & CO KG·Filed 2019·Granted Mar 14, 2023·0 cites·18 claims
- 0749US2013277073A1Flame arresterHELMSEN FRANK·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →