Assignee
SP MFG CORP
7 granted patents·123 citations·filing 1974–1985
Top patents by PatentIndex Score
7 records- 0172US4550922AWorkholderSP MFG CORP·Filed 1982·Granted Nov 5, 1985·25 cites·15 claims
- 0271US4909521AChuck having gripping and locating sensorsSP MFG CORP·Filed 1982·Granted Mar 20, 1990·27 cites·7 claims
- 0365US3984114AChuck with anti-centrifugal force featureSP MFG CORP·Filed 1975·Granted Oct 5, 1976·17 cites·8 claims
- 0455US4621568ARotary hydraulic cylinderSP MFG CORP·Filed 1984·Granted Nov 11, 1986·14 cites·15 claims
- 0555US4546988AChuck top jaw with removable insertSP MFG CORP·Filed 1983·Granted Oct 15, 1985·14 cites·11 claims
- 0655US3945275ARotary jaw chuck with stock detectorSP MFG CORP·Filed 1974·Granted Mar 23, 1976·13 cites·10 claims
- 0751US4685687AWorkholderSP MFG CORP·Filed 1985·Granted Aug 11, 1987·13 cites·9 claims
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