Assignee
LINDBERG CORP
US·6 granted patents·134 citations·filing 1986–1996
Top patents by PatentIndex Score
6 records- 0192US5680894AApparatus for the injection molding of a metal alloy: sub-ring conceptLINDBERG CORP·Filed 1996·Granted Oct 28, 1997·54 cites·8 claims
- 0275US5449063AModified drive system for endless belt conveyors with rollers having driving, supporting and aligning featuresLINDBERG CORP·Filed 1993·Granted Sep 12, 1995·29 cites·12 claims
- 0361US4738730ASteam sealing for nitrogen treated ferrous partLINDBERG CORP·Filed 1986·Granted Apr 19, 1988·19 cites·20 claims
- 0455US5282532AModified drive system for endless belt conveyors with rollers having driving, supporting and aligning featuresLINDBERG CORP·Filed 1991·Granted Feb 1, 1994·14 cites·36 claims
- 0548US5160020ADrive system for endless belt conveyors with rollers having driving, supporting and aligning featuresLINDBERG CORP·Filed 1990·Granted Nov 3, 1992·10 cites·28 claims
- 0646US4966348AMethod and apparatus for monitoring atmosphere in furnacesLINDBERG CORP·Filed 1989·Granted Oct 30, 1990·8 cites·26 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →