Assignee
GREAT LAKES IND
3 granted patents·84 citations·filing 1975–1980
Top patents by PatentIndex Score
3 records- 0185US4147312AGas-liquid hydraulic expandable chucks and shaftsGREAT LAKES IND·Filed 1977·Granted Apr 3, 1979·41 cites·42 claims
- 0273US4050643AExpandable core-shaftsGREAT LAKES IND·Filed 1975·Granted Sep 27, 1977·22 cites·18 claims
- 0360US4391451AExpansible chuck assemblyGREAT LAKES IND·Filed 1980·Granted Jul 5, 1983·21 cites·14 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →