Individual holder
STEWART CHARLES L
7 granted patents·114 citations·filing 1976–2005
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0175US4139646AProcess for treating cottonseed meatsSTEWART CHARLES L·Filed 1976·Granted Feb 13, 1979·41 cites·12 claims
- 0271USD548896SHay feederSTEWART CHARLES L·Filed 2005·Granted Aug 14, 2007·19 cites·1 claims
- 0357US6028038AHalogenated extreme pressure lubricant and metal conditionerSTEWART CHARLES L·Filed 1998·Granted Feb 22, 2000·22 cites·20 claims
- 0450US4781053AIndirect extrusion process and machinery thereforSTEWART CHARLES L·Filed 1986·Granted Nov 1, 1988·13 cites·19 claims
- 0541US4194398ASight glass and sampling systemSTEWART CHARLES L·Filed 1978·Granted Mar 25, 1980·8 cites·3 claims
- 0638US4785652AIndirect extrusion press with ram-mounted turret supporting toolingSTEWART CHARLES L·Filed 1986·Granted Nov 22, 1988·7 cites·15 claims
- 0733US5007274ABillet pre-piercer apparatus and methodSTEWART CHARLES L·Filed 1989·Granted Apr 16, 1991·4 cites·22 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →