Assignee
JOHNSON METALS CORP
US·3 granted patents·48 citations·filing 1985–1988
Top patents by PatentIndex Score
3 records- 0179US4750542AElectron beam cold hearth refiningJOHNSON METALS CORP·Filed 1987·Granted Jun 14, 1988·27 cites·5 claims
- 0267US4763854AContainer for continuous supply of wireJOHNSON METALS CORP·Filed 1988·Granted Aug 16, 1988·19 cites·6 claims
- 0327US4616363AElectron-beam furnace with magnetic stabilizationJOHNSON METALS CORP·Filed 1985·Granted Oct 7, 1986·2 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when JOHNSON METALS CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →