Inventor · disambiguated record
John W. Plifka
Also filed as: PLIFKA JOHN · PLIFKA JOHN W
3 granted patents·73 citations·filing 1981–2006
73Inventor score
Top patents by PatentIndex Score
3 records- 0179US4538827ABall hitch trailer lockPLIFKA JOHN W·Filed 1984·Granted Sep 3, 1985·42 cites·5 claims
- 0269US4419872ALocking device for skiers usePLIFKA JOHN W·Filed 1981·Granted Dec 13, 1983·27 cites·4 claims
- 0330USD540927SToilet seat mounted ventilator intakePLIFKA JOHN·Filed 2006·Granted Apr 17, 2007·4 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when John W. Plifka 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 →