Assignee
SPITFIRE TOOL & MACHINE CO INC
3 granted patents·111 citations·filing 1975–1980
Technology mixB24B3
Top patents by PatentIndex Score
3 records- 0195US4020600APolishing fixtureSPITFIRE TOOL & MACHINE CO INC·Filed 1976·Granted May 3, 1977·56 cites·9 claims
- 0291US4315383AInner gear drive for abrading machinesSPITFIRE TOOL & MACHINE CO INC·Filed 1980·Granted Feb 16, 1982·36 cites·8 claims
- 0380US4009539ALapping machine with vacuum workholderSPITFIRE TOOL & MACHINE CO INC·Filed 1975·Granted Mar 1, 1977·19 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →