Assignee
HELMSEN FRANK
DE·2 granted patents·3 pending applications·12 citations·filing 2010–2023
Top patents by PatentIndex Score
5 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
- 0450US2020298037A1Flame arresterHELMSEN FRANK·Filed 2017·Application pending·0 cites
- 0549US2013277073A1Flame arresterHELMSEN FRANK·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when HELMSEN FRANK files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →