Inventor · disambiguated record
Oswald M. Porter
Also filed as: PORTER OSWALD M · PORTER OSWALD MEAD
4 granted patents·61 citations·filing 1975–1977
77Inventor score
Files withSINGER CO4
Top patents by PatentIndex Score
4 records- 0188US3961298ADual plunger solenoidSINGER CO·Filed 1975·Granted Jun 1, 1976·36 cites·4 claims
- 0285US4048932ABight stop mechanism for sewing machinesSINGER CO·Filed 1976·Granted Sep 20, 1977·13 cites·5 claims
- 0365US3985087ASafety lockout system for sewing machinesSINGER CO·Filed 1975·Granted Oct 12, 1976·6 cites·20 claims
- 0452US4167912ASewing machine stitch length override and feed balance for digital feed actuatorsSINGER CO·Filed 1977·Granted Sep 18, 1979·6 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Oswald M. Porter 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 →