Individual holder
PETRINI RICHARD R
2 granted patents·32 citations·filing 1974–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0176US3944364ABorderless printing easelPETRINI RICHARD R·Filed 1974·Granted Mar 16, 1976·12 cites·6 claims
- 0254US4412177AEddy current inspection tool which is selectively operable in a discontinuity detection mode and a discontinuity magnitude modePETRINI RICHARD R·Filed 1980·Granted Oct 25, 1983·20 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when PETRINI RICHARD R 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 →