Inventor · disambiguated record
Fred W. Ripley
Also filed as: RIPLEY FRED W
5 granted patents·46 citations·filing 1981–1998
78Inventor score
Top patents by PatentIndex Score
5 records- 0171US5121903AQuenching arrangement for a furnaceVACUUM FURNACE SYSTEMS CORP·Filed 1991·Granted Jun 16, 1992·19 cites·7 claims
- 0271US4395832AGas duct arrangement for a vacuum furnaceVACUUM FURNACE SYSTEM CORP·Filed 1981·Granted Aug 2, 1983·13 cites·5 claims
- 0334US5965050ACurved graphite heating element for an electric resistance heating furnaceVACUUM FURNACE SYSTEMS CORP·Filed 1998·Granted Oct 12, 1999·9 cites·8 claims
- 0430US4765068AHot zone arrangement for a vacuum furnaceVACUUM FURNACE SYSTEMS CORP·Filed 1987·Granted Aug 23, 1988·4 cites·2 claims
- 0527US5109917AMaintenance arrangement for a furnaceVACUUM FURNACE SYSTEMS CORP·Filed 1991·Granted May 5, 1992·1 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Fred W. Ripley 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 →