Inventor · disambiguated record
Alvin S. Evans, Sr.
Also filed as: EVANS SR ALVIN S
3 granted patents·227 citations·filing 1981–1982
78Inventor score
Technology areasA61F
Files withEVANS SR ALVIN S3
Top patents by PatentIndex Score
3 records- 0175US4424807APenile implantEVANS SR ALVIN S·Filed 1981·Granted Jan 10, 1984·102 cites·5 claims
- 0270US4441491APressure relief valve system for penile implant deviceEVANS SR ALVIN S·Filed 1982·Granted Apr 10, 1984·81 cites·10 claims
- 0353US4404968APump and valve assembly for penile implantEVANS SR ALVIN S·Filed 1982·Granted Sep 20, 1983·44 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Alvin S. Evans, 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 →