Inventor · disambiguated record
Roger J. Perrin, Sr.
Also filed as: PERRIN ROGER · PERRIN SR ROGER J
2 granted patents·40 citations·filing 1977–1983
63Inventor score
Technology areasG21F
Top patents by PatentIndex Score
2 recordsJoin the waitlist — get patent alerts
Get an alert when Roger J. Perrin, Sr. 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 →