Inventor · disambiguated record
James Sheffield
Also filed as: SHEFFIELD JAMES · SHEFFIELD JAMES S · SHEFFIELD JAMES SIMEON
7 granted patents·224 citations·filing 1985–2001
88Inventor score
Top patents by PatentIndex Score
7 records- 0184USD452797SDrinking cupCOCA COLA CO·Filed 2000·Granted Jan 8, 2002·44 cites·1 claims
- 0279US7021481B2Container lid with multiple openingsCOCA COLA CO·Filed 2001·Granted Apr 4, 2006·36 cites·12 claims
- 0379US4718845ARack and pinion gear stack mold controlSHEFFIELD JAMES·Filed 1987·Granted Jan 12, 1988·49 cites·2 claims
- 0477US4653997AInjection mold apparatus with gas ejectionIZON IND INC UNIT 11·Filed 1985·Granted Mar 31, 1987·47 cites·5 claims
- 0557US6530770B2Mold nozzle tip lockFiled 2001·Granted Mar 11, 2003·8 cites·8 claims
- 0656US5356284AStack mold with spring loaded blow off pinIZON IND INC·Filed 1991·Granted Oct 18, 1994·21 cites·1 claims
- 0756US4884962AMultiple sprew bar stack moldIZON IND INC·Filed 1988·Granted Dec 5, 1989·19 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →