Individual holder
ROBERTS HAROLD D
5 granted patents·34 citations·filing 1980–1986
Individually held — no corporate assignee on record.
Technology mixA61C5
Top patents by PatentIndex Score
5 records- 0143US4370134AOne piece permanent support frame for upper denturesROBERTS HAROLD D·Filed 1980·Granted Jan 25, 1983·12 cites·3 claims
- 0235US4756690ASupport frame for upper dentures, and methodROBERTS HAROLD D·Filed 1986·Granted Jul 12, 1988·9 cites·10 claims
- 0330US4553939ATool for forming a recess for a dental implantROBERTS HAROLD D·Filed 1984·Granted Nov 19, 1985·5 cites·4 claims
- 0428US4547158ADenture support frameROBERTS HAROLD D·Filed 1984·Granted Oct 15, 1985·4 cites·4 claims
- 0528US4537575ADenture support frameROBERTS HAROLD D·Filed 1984·Granted Aug 27, 1985·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when ROBERTS HAROLD D 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 →