Inventor · disambiguated record
Samuel A. Campagna, Jr.
Also filed as: CAMPAGNA JR SAMUEL A
3 granted patents·70 citations·filing 1974–1976
73Inventor score
Top patents by PatentIndex Score
3 records- 0176US3969847ACombination manhole closure assembly and separate support ringCAMPAGNA BENJAMIN J·Filed 1974·Granted Jul 20, 1976·33 cites·11 claims
- 0270US4067659AManhole closure assemblyBES LTD·Filed 1976·Granted Jan 10, 1978·29 cites·10 claims
- 0337US3979976ARing expander deviceCAMPAGNA BENJAMIN J·Filed 1975·Granted Sep 14, 1976·8 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Samuel A. Campagna, Jr. files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →