Inventor · disambiguated record
Charles W. Welch
Also filed as: WELCH CHARLES · WELCH CHARLES W
3 granted patents·1 pending application·212 citations·filing 1981–2014
75Inventor score
Top patents by PatentIndex Score
4 records- 0189US5883968ASystem and methods for preventing fraud in retail environments, including the detection of empty and non-empty shopping cartsAW COMPUTER SYSTEMS INC·Filed 1996·Granted Mar 16, 1999·188 cites·18 claims
- 0264US4496612AAqueous flux for hot dip metalizing processDU PONT·Filed 1983·Granted Jan 29, 1985·16 cites·10 claims
- 0349US4422908AZinc platingDU PONT·Filed 1981·Granted Dec 27, 1983·8 cites·16 claims
- 0446US2015077899A1Graphene-based metallic polymer double-layer supercapacitorWELCH CHARLES·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →