Assignee
SPRUILL MICHAEL JUNIOR
US·1 granted patent·2 pending applications·0 citations·filing 2014–2019
Top patents by PatentIndex Score
3 records- 0128US11101744B2Capacitive engine featuring an extrinsic semiconductorSPRUILL MICHAEL JUNIOR·Filed 2019·Granted Aug 24, 2021·0 cites·5 claims
- 0225US2015310986A1Electromagnetic Force Differential Propulsion DeviceSPRUILL MICHAEL JUNIOR·Filed 2014·Application pending·0 cites
- 0312US2015252795A1Electrostatic ThrusterSPRUILL MICHAEL JUNIOR·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when SPRUILL MICHAEL JUNIOR 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 →