Assignee
POPE CHARLES DOUGLAS
US·2 granted patents·8 citations·filing 2021–2022
Top patents by PatentIndex Score
2 records- 0188US11292588B1Helicopter with coaxial counter-rotating annular electric motor rotorsPOPE CHARLES DOUGLAS·Filed 2021·Granted Apr 5, 2022·7 cites·20 claims
- 0275US11866161B1Helicopter with coaxial counter-rotating roller driven rotorsPOPE CHARLES DOUGLAS·Filed 2022·Granted Jan 9, 2024·1 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when POPE CHARLES DOUGLAS 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 →