Assignee
SCHAFFNER MFG CO
3 granted patents·15 citations·filing 1975–1988
Technology mixB24D3
Top patents by PatentIndex Score
3 records- 0141US4882880AGanging of buffing wheelsSCHAFFNER MFG CO·Filed 1988·Granted Nov 28, 1989·11 cites·17 claims
- 0221US3967418AWork polishing tool and method of making sameSCHAFFNER MFG CO·Filed 1975·Granted Jul 6, 1976·2 cites·18 claims
- 0320US4799338ABuffing wheelSCHAFFNER MFG CO·Filed 1987·Granted Jan 24, 1989·2 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →